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A bio- and chemostratigraphic search for the Mid-Ludfordian Carbon Isotope Excursion interval in the Ludlow of the Ohesaare core, EstoniaKaljo, Dimitri; Martma, Tõnu; Märss, Tiiu; Nestor, Viiu-Kai; Viira, ViiveEstonian journal of earth sciences2022 / p. 44-60 : ill https://doi.org/10.3176/earth.2022.04 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Carbon isotope systematics of the Cambrian-Vendian aquifer system in the northern Baltic Basin : implications to the age and evolution of groundwaterRaidla, Valle; Kirsimäe, Kalle; Vaikmäe, Rein; Kaup, Enn; Martma, TõnuApplied geochemistry2012 / p. 2042-2052 : ill https://doi.org/10.1016/j.apgeochem.2012.06.005

Chlorine isotope composition of apatite from the >3.7 Ga isua supracrustal belt, SW GreenlandWudarska, Alicja; Słaby, Ewa; Wiedenbeck, Michael; Birski, Łukasz; Wirth, Richard; Götze, Jens; Lepland, Aivo; Kusebauch, Christof; Kocjan, IzabelaMinerals2020 / Art. 27 https://doi.org/10.3390/min10010027 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Contrasting responses to long-term climate change of carbon flows to benthic consumers in two different sized lakes in the Baltic areaFreiberg, Rene; Belle, Simon; Poska, Anneli; Agasild, Helen; Alliksaar, Tiiu; Tõnno, IlmarQuaternary science reviews2018 / p. 168-176 : ill https://doi.org/10.1016/j.quascirev.2018.03.027 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

[delta]13C record of the Upper Ordovician succession of the Borenshult-1 core (Motala, Sweden) and its intracontinental correlationLechnert, O.; Calner, M.; Joachimski, Michael M.; Buggisch, W.; Nõlvak, JaakThe Seventh Baltic Stratigraphical Conference : 17-18 May 2008, Tallinn, Estonia : abstracts & field guide2008 / p. 40

Determination of isotope effects on acid-base equilibria by 13C NMR spectroscopyPehk, Tõnis; Kiirend, E.; Lippmaa, Endel; Ragnarsson, U.; Grehn, L.Journal of the Chemical Society. Perkin transactions1997 / 2, p. 445-450

Eesti kivimid  aitasid lahendada iidse jääaja mõistatust : [artiklis viide Dimitri Kaljole]Kändler, TiitEesti Päevaleht2010 / lk. 24

Geochemical study of stable carbon and oxygen isotopes in landfilled Ca­-rich oil shale ashLeben, Kristjan; Mõtlep, Riho; Paaver, Peeter; Konist, Alar; Pihu, Tõnu; Kirsimäe, KalleEstonian journal of earth sciences2020 / p. 134-142 : ill https://doi.org/10.3176/earth.2020.09 https://kirj.ee/public/Estonian_Journal_of_Earth_Sciences/2020/issue_3/earth-2020-3-121-133.pdf Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Hydrous Manganese Oxide (HMO) process in potable water treatment for radium, iron and manganese removalViisimaa, Marika; Nilb, Nele; Kiisk, Madis; Suursoo, Siiri; Goi, Anna17th European Meeting on Environmental Chemistry, November 30th - December 2nd, 2016, Inverness, Scotland : book of abstracts2016 / p. 78

Impact of pulsed deuterium plasma irradiation on dual-phase tungsten alloysTõkke, Siim; Laas, Tõnu; Priimets, Jaanis; Mikli, Valdek; Antonov, MaksimFusion engineering and design2021 / art. 112215, 10 p. : ill https://doi.org/10.1016/j.fusengdes.2020.112215 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Integrated graptolite-conodont biostratigraphy and organic carbon chemostratigraphy of the Llandovery of Kallholn quarry, Dalarna, SwedenWalasek, Natalia; Loydell, David, K.; Männik, PeepPalaeogeography, palaeoclimatology, palaeoecology2018 / p. 1-16 : ill https://doi.org/10.1016/j.palaeo.2018.08.003 Journal metrics ar Scopus Article at Scopus Journal metrics at WOS Article at WOS

Iron isotopes reveal a benthic iron shuttle in the palaeoproterozoic zaonega formation : basinal restriction, euxinia, and the effect on global palaeoredox proxiesMänd, Kaarel; Lalonde, Stefan V.; Paiste, Kärt; Thoby, Marie; Lumiste, Kaarel; Robbins, Leslie J; Kreitsmann, Timmu; Romashkin, Alexander E.; Kirsimäe, Kalle; Lepland, AivoMinerals2021 / art. 368, 25 p. : ill https://doi.org/10.3390/min11040368 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Isotoobid Eesti aluspõhja uurimisel : kemostratigraafia ja keskkondKaljo, Dimitri; Martma, TõnuTeadusmõte Eestis (VI). Elu- ja maateadused : [artiklikogumik]2011 / lk. 133-140 : ill

Isotoop-paleoklimatoloogiaVaikmäe, Rein; Kaup, Enn; Martma, TõnuTeadusmõte Eestis (VI). Elu- ja maateadused : [artiklikogumik]2011 / lk. 177-184 : ill

Isotopic composition of sulfur as an indicator of anthropogenic sulfate inflow to lake BaikalFedorov, Y.A.; Grinenko, V.A.; Krouse, R.Theses of the reports of the VIII Symposium Concerning the Problems of Waterbodies Water Quality, Tallinn, Oct. 23-25, 19901990 / p. 27-29

Latest Ordovician (Katian-Hirnantian) carbon isotope chemostratigraphy of the Oslo-Asker region, NorwayCalner, Mikael; Calner, H.; Lehnert, Oliver; Bockelie, F.IGCP 591 : The Early to Middle Paleozoic Revolution : Closing Meeting, Ghent University, Belgium, 6-9 July 2016 : abstracts2016 / p. 30

Llandovery carbon isotope trend in Estonia - local versus global signatures and correlationMartma, Tõnu; Hints, Olle; Kaljo, DimitriJoint European Stable Isotope Users group Meeting : JESIUM 2016 : 4-9 September 2016, Ghent University, Gent, Belgium : conference programme & book of abstracts2016 / p. 206 http://www.jesium2016.eu/assets/bookabstracts_jesium2016_3108.pdf

Llandovery carbon isotope trend in Estonia revisited : local versus global signatures and correlationHints, Olle; Kaljo, Dimitri; Männik, Peep; Martma, Tõnu; Ostrov, K.; Tonarova, PetraIGCP 591 : The Early to Middle Paleozoic Revolution : Closing Meeting, Ghent University, Belgium, 6-9 July 2016 : abstracts2016 / p. 46

Long‐term effects of climate change on carbon flows through benthic secondary production in small lakesBelle, Simon; Musazzi, Simona; Tõnno, Ilmar; Poska, Anneli; Leys, Bérangère; Lami, AndreaFreshwater biology2018 / p. 530-538 : ill https://doi.org/10.1111/fwb.13090 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Marine redox variability from Baltica during extinction events in the latest Ordovician–early SilurianYoung, Seth A.; Benayoun, Emily; Kozik, Nevin P.; Hints, Olle; Martma, Tõnu; Bergström, Stig M.; Owens, Jeremy D.Palaeogeography, Palaeoclimatology, Palaeoecology2020 / art. 109792 https://doi.org/10.1016/j.palaeo.2020.109792 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Measurement report: Spatial variations in ionic chemistry and water-stable isotopes in the snowpack on glaciers across Svalbard during the 2015–2016 snow accumulation seasonBarbaro, Elena; Koziol, Krystyna; Björkman, Mats B.; Vega, Carmen Paulina; Zdanowicz, Christian; Martma, TõnuAtmospheric chemistry and physics2021 / p. 3163-3180 https://doi.org/10.5194/acp-21-3163-2021 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Middle and Upper Ordovician carbon isotope stratigraphy in Baltoscandia: towards a regional chemostratigraphic standardAinsaar, Leho; Kaljo, Dimitri; Martma, Tõnu; Meidla, TõnuThe Seventh Baltic Stratigraphical Conference : 17-18 May 2008, Tallinn, Estonia : abstracts & field guide2008 / p. 9

More about the Ordovician-Silurian transition beds at Mirny Creek, Omulev Mountains, NE Russia: carbon isotopes and conodontsKaljo, Dimitri; Männik, Peep; Martma, Tõnu; Nõlvak, JaakEstonian journal of earth sciences2012 / p. 277-294 : ill https://artiklid.elnet.ee/record=b2552072*est

A multiproxy study of the Puhmu core section (Estonia, Upper Ordovician) : consequences for stratigraphy and environmental interpretationKaljo, Dimitri; Hints, Linda; Martma, Tõnu; Nõlvak, JaakEstonian journal of earth sciences2017 / p. 77-92 : ill https://doi.org/10.3176/earth.2017.08

Nitrogen and organic carbon isotope record in Tremadocian highly metalliferous black shales from BalticaNdiaye, Mawo; Liiv, Merlin; Kallaste, Toivo; Graul, Sophie Jane Marie-Pascale Huguette; Hints, RuttEstonian journal of earth sciences2023 / p. 78-81 : ill https://doi.org/10.3176/earth.2023.25

Nitrogen isotopes in kukersite and black shale implying Ordovician-Silurian seawater redox conditionsKiipli, Enli; Kiipli, TarmoOil shale2013 / p. 60-75 : ill

NMR assignment of methyl groups in immobilized proteins using multiple-bond 13C homonuclear transfers, proton detection, and very fast MASPaluch, Piotr; Augusyniak, Rafal; Org, Mai-Liis; Vanatalu, Kalju; Kaldma, Ats; Samoson, Ago; Stanek, JanFrontiers in Molecular Biosciences2022 / Art. 828785 https://doi.org/10.3389/fmolb.2022.828785 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Ordovician climate changes in the northern subtropics : The δ18O record from the Tunguska Basin, SiberiaMännik, Peep; Lehnert, Oliver; Joachimski, Michael M.Estonian journal of earth sciences2023 / p. 144 https://doi.org/10.3176/earth.2023.06

Ordovician-Silurian boundary beds at Neitla, North Estonia: sedimentological and carbon isotopic signatures of events, some consequencesKaljo, Dimitri; Einasto, R.; Martma, TõnuThe Seventh Baltic Stratigraphical Conference : 17-18 May 2008, Tallinn, Estonia : abstracts & field guide2008 / p. 29

Origin and formation of methane in groundwater of glacial origin from the Cambrian-Vendian aquifer system in EstoniaRaidla, Valle; Pärn, Joonas; Schloemer, Stefan; Aeschbach-Hertig, Werner; Czuppon, György; Ivask, Jüri; Marandi, Andres; Sepp, Holar; Vaikmäe, Rein; Kirsimäe, KalleGeochimica et cosmochimica acta2019 / p. 247-264 : ill https://doi.org/10.1016/j.gca.2019.02.029 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Paleowaters of glacial origin in the northern part of the Baltic Artesian Basin (BAB) [Online resource]Pärn, Joonas; Raidla, Valle; Vaikmäe, Rein; Martma, Tõnu; Ivask, Jüri; Kaup, Enn43rd IAH Congress : Groundwater and Society : 60 years of IAH : September 25-29th 2016, Montpellier, France2016 / p. [123], abstract no 1524 https://www.cfh-aih.fr/images/DOCS/2-Colloques/Colloque_2016_Montpellier/Site_web/IAH2016_AbstractBOOK.pdf

Přídolí carbon isotope trend and upper Silurian to lowermost Devonian chemostratigraphy based on sections in Podolia (Ukraine) and the East Baltic areaKaljo, Dimitri; Martma, Tõnu; Grytsenko, Volodymyr; Brazauskas, Antanas; Kaminskas, DonatasEstonian journal of earth sciences2012 / p. 162-180 : ill https://artiklid.elnet.ee/record=b2533830*est

Silurian records of carbon and sulfur cycling from Estonia : The importance of depositional environment on isotopic trendsRichardson, Jocelyn A.; Keating, Colin; Lepland, Aivo; Hints, OlleEarth and planetary science letters2019 / p. 71-82 : ill https://doi.org/10.1016/j.epsl.2019.01.055 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Stable isotope tracing uncovers reduced γ/β-ATP turnover and metabolic flux through mitochondrial-linked phosphotransfer circuits in aggressive breast cancer cellsKlepinin, Aleksandr; Miller, Sten; Reile, Indrek; Puurand, Marju; Rebane-Klemm, Egle; Klepinina, Ljudmila; Vija, Heiki; Zhang, Song; Terzic, Andre; Dzeja, Petras; Kaambre, TuuliFrontiers in Oncology2022 / art. 892195 https://doi.org/10.3389/fonc.2022.892195 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Stratigraphy and facies differences of the Middle Darriwilian Isotopic Carbon Excursion (MDICE) in BaltoscandiaAinsaar, Leho; Tinn, Oive; Dronov, Andrei V.; Kiipli, Enli; Radzevičius, Sigitas; Meidla, TõnuEstonian journal of earth sciences2020 / p. 214–222 https://doi.org/10.3176/earth.2020.16 http://www.ester.ee/record=b2246661*est Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Structural controls on seepage of thermogenic and microbial methane since the last glacial maximum in the Harstad Basin, southwest Barents SeaCrémière, Antoine; Chand, Shyam; Sahy, Diana; Thorsnes, Terje; Martma, Tõnu; Noble, Stephen R.; Pedersen, Jon Halvard; Brunstad, Harald; Lepland, AivoMarine and Petroleum Geology2018 / p. 569-581 https://doi.org/10.1016/j.marpetgeo.2018.07.010 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Süsiniku isotoopkoostis ning bioloogiliste markerite jaotumine Balti regiooni naftades ja kivimitesBondar, J.; Bitjukov, Mihhail; Palu, Vilja; Liiv, Milana; Müürisepp, Aleksander-MatiXVI Eesti keemiapäevad : teaduskonverentsi ettekannete referaadid = 16th Estonian chemistry days : abstracts of scientific conference1995 / lk. 13-14

The early Katian (Late Ordovician) reefs near Saku, northern Estonia and the age of the Saku Member, Vasalemma FormationKröger, Björn; Hints, Linda; Lehnert, Oliver; Männik, Peep; Joachimski, Michael M.Estonian journal of earth sciences2014 / p. 271-276 : ill https://doi.org/10.3176/earth.2014.30 https://artiklid.elnet.ee/record=b2705917*est

The first continuous δ13C record across the Late Silurian Lau Event on Gotland, SwedenYounes, Hani; Calner, Mikael; Lehnert, OliverGFF2017 / p. 63-69 : ill https://doi.org/10.1080/11035897.2016.1227362

The Guttenberg carbon isotope excursion (GICE; Ordovician) in EstoniaBauert, Heikki; Hints, Olle; Bauert, Garmen; Nõlvak, Jaak; Ainsaar, Leho; Martma, Tõnu10th Baltic Stratigraphic Conference : Checiny, 12-14 September 2017 : abstracts and field guide2017 / p. 13-14 : ill http://geo.uw.edu.pl/tl_files/publikacje/10th_Baltic_Stratigraphic_Conference_Abstracts_and_Field_Guide.pdf

The Holocene isotopic record of aquatic cellulose from Lake Äntu Sinijärv, Estonia: Influence of changing climate and organic-matter sourcesStreet-Perrott, F. Alayne; Holmes, Jonathan A.; Robertson, Iain; Ficken, Katherine J.; Koff, Tiiu; Martma, TõnuQuaternary science reviews2018 / p. 68-83 : ill https://doi.org/10.1016/j.quascirev.2018.05.010 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

The succession of Hirnantian events based on data from Baltica : brachiopods, chitinozoans, conodonts, and carbon isotopesKaljo, Dimitri; Hints, Linda; Männik, Peep; Nõlvak, JaakEstonian journal of earth sciences2008 / 4, p. 197-218 : ill https://artiklid.elnet.ee/record=b1076635*est

Three global carbon isotope shifts in the Silurian of Podolia (Ukraine) : stratigraphical implicationsKaljo, Dimitri; Grytsenko, Volodymyr; Martma, Tõnu; Mõtus, Mari-AnnEstonian journal of earth sciences2007 / 4, p. 205-220 : ill

Trace metals and isotopes in Estonian black shales : Cambro-Ordovician shallow water anoxia on the Baltica shelf?Johnson, Sean C.; McGoldrick, Peter J.; Sõstra, ÜloGoldschmidt Conference abstracts : 20162016 / p. 1372 http://goldschmidt.info/2016/uploads/abstracts/finalPDFs/A-Z.pdf

Tritis ir vandens stabilus izotopai baltijos juroje 2016-2017 metaisMažeika, Jonas; Petrošius, Rimantas; Skuratovič, Žana; Jefanova, Olga; Paškauskas, Ričardas; Martma, Tõnu; Liblik, Taavi; Ezhova, Elena12-oji nacionalinė jūros mokslų ir technologijų konferencija : Jūros  ir  krantų tyrimai 2019, 2019 gegužės 9–10d., Klaipėda2019 / p. 125-128 http://apc.ku.lt/krantai2019/wp-content/uploads/2019/05/knygele_maketas_2019_20180426.pdf

Unsaturated zone investigations at the two radioactive waste disposal sitesSkuratovic, Zana; Mazeika, Jonas; Petrosius, Rimantas; Martma, TõnuInternational Symposium on Isotope Hydrology: Revisiting Foundations and Exploring Frontiers, Vienna, Austria, 11 - 15 May 2015 : book of extended Synopses, poster session 22015 / p. 114-116 : joon

Upper Sandbian and lower Katian δ13C chemostratigraphy in northern Baltoscandian basin reveals gaps and spatial heterogeneity in carbon isotope compositionHints, Olle; Bauert, Heikki; Martma, Tõnu; Bauert, GarmenIGCP 591 : The Early to Middle Paleozoic Revolution : Closing Meeting, Ghent University, Belgium, 6-9 July 2016 : abstracts2016 / p. 108

Using high-resolution tritium profiles to quantify the effects of melt on two Spitsbergen ice coresVan der Wel, L. G.; Martma, TõnuJournal of glaciology2011 / p. 1087-1097 : ill https://research.rug.nl/en/publications/using-high-resolution-tritium-profiles-to-quantify-the-effects-of

Vertebrate remains and conodonts in the upper Silurian Hamra and Sundre formations of Gotland, SwedenBremer, Oskar; Jarochowska, Emilia; Märss, TiiuGFF2020 / p. 52-80 : ill https://doi.org/10.1080/11035897.2019.1655790 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

δ13C chemostratigraphy in the upper Tremadocian through lower Katian (Ordovician) carbonate sucession of the Siljan district, central SwedenLehnert, Oliver; Meinhold, Guido; Wu, Rong-Chang; Calner, Mikael; Joachimski, Michael M.Estonian journal of earth sciences2014 / p. 277-286 : ill https://doi.org/10.3176/earth.2014.31 https://artiklid.elnet.ee/record=b2705925*est

Изотопный состав серы как индикатор поступления антропогенных сульфатов в оз. БайкалФедоров Ю.А.; Гриненко В.А.; Кроузе Р.VIII симпозиум по проблемам качества воды водоемов : тезисы докладов, Таллинн, 23-25 октября 1990 г1990 / с. 95-97