Carbon isotopic compostion of Ordovician carbonates in Baltoscandia : shallow marine facies shifting the δ13Ccarb values in different waysAinsaar, Leho; Meidla, Tõnu; Hints, Olle13th International Symposium on the Ordovician System : Novosibirsk, Russia (July 19-22, 2019) : contributions2019 / p. 7-8 http://www.igcp653.org/wp-content/uploads/2019/07/ISOS13Proceedings.pdf

Distribution of phosphorus in the Middle and Upper Ordovician Baltoscandian carbonate palaeobasinKiipli, Enli; Kiipli, Tarmo; Kallaste, Toivo; Ainsaar, LehoEstonian journal of earth sciences2010 / 4, p. 247-255 https://artiklid.elnet.ee/record=b2183573*est

Estonian geological sections. Bulletin 3, Valga (10) drill core. /Eesti tugiläbilõiked. Bülletään 3, Valga (10) puursüdamik/ (50 lk, trükiarv 500) : [2001. a. lõpetatud töö referaat]Põldvere, Anne; Kleesment, Anne-Liis; Nõlvak, Jaak; Männik, Peep; Hints, Olle; Meidla, Tõnu; Kiipli, Tarmo; Kallaste, Toivo; Ainsaar, LehoEesti Geoloogiakeskuse aastaraamat 20012002 / lk. 78-79 https://artiklid.elnet.ee/record=b2287178*est

Estonian geological sections. Bulletin 9. Männamaa (F-367) drill core / Eesti geoloogilised läbilõiked. Bülletään 9. Männamaa (F-367) puursüdamik / (55 lk, 1 CD, trükiarv 500)Põldvere, Anne; Aaloe, Aasa; Ainsaar, Leho; Kallaste, Toivo; Kiipli, Tarmo; Meidla, Tõnu; Mens, Kaisa; Niin, Mati; Nõlvak, Jaak; Orlova, Kiira; Suuroja, Kalle; Šogenova, Alla; Šogenov, Kazbulat; Tinn, Oive; Uutela, Anneli; Viira, ViiveEesti Geoloogiakeskuse aastaraamat 20082009 / lk. 71-72 : ill https://www.ester.ee/record=b1223619*est

Geochemical reconstruction of the provenance, tectonic setting and paleoweathering of lower Paleozoic black shales from Northern EuropeOfili, Sylvester; Soesoo, Alvar; Panova, Elena G.; Hints, Rutt; Hade, Sigrid; Ainsaar, LehoMinerals2022 / art. 602 https://doi.org/10.3390/min12050602 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Latest Ordovician to early Silurian integrated bio-and chemostratigraphy in northern Lithuania, central East BalticHints, Olle; Ainsaar, Leho; Lepland, Aivo; Männik, Peep; Meidla, Tõnu; Nõlvak, Jaak; Radzevičius, SigitasLille 2021 : Ordovician of the World : programme with abstracts2021 / p. 40-41 https://docplayer.net/219093593-Programme-with-abstracts-2021-virtual-annual-meeting-of-igcp-virtual-annual-meeting-of-igcp-735.html

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

Oleviku- ja tulevikumaavarade uuringud Eestis : RITA MAAREAinsaar, Leho; Menert, Anne; Lust, Enn; Tõnsuaadu, Kaia; Kirsimäe, KalleRiigikogu Toimetised2021 / lk. 69–78 : ill https://www.ester.ee/record=b1361123*est https://rito.riigikogu.ee/wordpress/wp-content/uploads/2021/12/RiTo-44.pdf

Paired carbonate and organic carbon isotope records from the
Ordovician of Estonia: Local, regional or global drivers?Hints, Olle; Lepland, Aivo; Liiv, Merlin; Meidla, Tõnu; Ainsaar, LehoZooming in on the GOBE : 2020 virtual annual meeting of IGCP 653 : International Geoscience Programme Project 653 : The onset of the Great Ordovician Biodiversification Event, September 7-10, 2020 : Abstracts2020 / p. 24 "Programme"

Paired organic and carbonate carbon isotope records through the Middle and Upper Ordovician of EstoniaHints, Olle; Kaljo, Dimitri; Lepland, Aivo; Liiv, Merlin; Martma, Tõnu; Ainsaar, Leho13th International Symposium on the Ordovician System : Novosibirsk, Russia (July 19-22, 2019) : contributions2019 / p. 75-77 http://www.igcp653.org/wp-content/uploads/2019/07/ISOS13Proceedings.pdf

Recent advances in the Ordovician stratigraphy of the Baltic Palaeobasin and Tornquist margin of BalticaMeidla, Tõnu; Ainsaar, Leho; Hints, Olle; Radzevičius, SigitasEstonian journal of earth sciences2023 / p. 149 https://doi.org/10.3176/earth.2023.54

Searching for the Ordovician-Silurian boundary in Estonia, Latvia and LithuaniaMeidla, Tõnu; Hints, Olle; Ainsaar, LehoEstonian journal of earth sciences2023 / p. 70-73 : ill https://doi.org/10.3176/earth.2023.53

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

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 Ordovician System in EstoniaMeidla, Tõnu; Ainsaar, Leho; Hints, OlleThe Seventh Baltic Stratigraphical Conference : 17-18 May 2008, Tallinn, Estonia : abstracts & field guide2008 / p. 95-98 : ill

The Seventh Baltic Stratigraphical Conference : 17-18 May 2008, Tallinn, Estonia : abstracts & field guideHints, Olle; Ainsaar, Leho; Männik, Peep; Meidla, Tõnu2008 https://www.ester.ee/record=b2370001*est

WOGOGOB-2004 : 8th Meeting of the Working Group on the Ordovician Geology of Baltoscandia : May 13-18, 2004, Tallinn and Tartu, Estonia : conference materials : abstracts and field guidebookHints, Olle; Ainsaar, Leho2004 https://www.ester.ee/record=b1919764*est

Ülevaade. Oleviku- ja tulevikumaavarade uuringud Eestis [Võrguväljaanne]Ainsaar, Leho; Menert, Anne; Lust, Enn; Tõnsuaadu, Kaia; Kirsimäe, Kalleerr.ee2022 "Ülevaade. Oleviku- ja tulevikumaavarade uuringud Eestis"

δ13C chemostratigraphy of the Middle and Upper Ordovician sucession in the Tartu-453 drillcore, southern Estonia, and the significance of the HICEBauert, Heikki; Ainsaar, Leho; Põldsaar, Kairi; Sepp, SiimEstonian journal of earth sciences2014 / p. 195-200 : ill https://artiklid.elnet.ee/record=b2705791*est