Accretionary mechanisms and temporal sequence of formation of the Boda Limestone mud-mounds (Upper Ordovician), Siljan District, SwedenKröger, Björn; Ebbestad, Jan Ove R.; Lehnert, OliverJournal of sedimentary research2016 / p. 363-379 : ill https://doi.org/10.2110/jsr.2016.12

Age, facies, and geometry of the Sandbian/Katian (Upper Ordovician) pelmatozoan-bryozoan-receptaculitid reefs of the Vasalemma Formation, northern EstoniaKröger, Björn; Hints, Linda; Lehnert, OliverFacies2014 / p. 963-986 : ill https://doi.org/10.1007/s10347-014-0410-8 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Alpha, beta and gamma diversity controls on Ordovician-Silurian brachiopods of the Baltic BasinsKröger, Björn; Penny, A.; Hints, Olle13th International Symposium on the Ordovician System : Novosibirsk, Russia (July 19-22, 2019) : contributions2019 / p. 107 http://www.igcp653.org/wp-content/uploads/2019/07/ISOS13Proceedings.pdf

Carbonate shelf development and early Paleozoic benthic diversity in Baltica : a hierarchical diversity partitioning approach using brachiopod dataPenny, Amelia; Hints, Olle; Kröger, BjörnPaleobiology2022 / p. 44-64 https://doi.org/10.1017/pab.2021.3 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Conch structures, soft-tissue imprints and taphonomy of the Middle Ordovician cephalopod Tragoceras falcatum from EstoniaPohle, Alexander; Klug, Christian; Toom, Ursula; Kröger, BjörnFossil Imprint2019 / p. 70-78 : ill https://doi.org/10.2478/if-2019-0006 Journal metrics at Scopus Article at Scopus

Evolution of a Katian tropical hardgroundToom, Ursula; Kröger, Björn; Knaust, Dirk; Moghalu, Ogechukwu Ann; Vöröš, Dominik; Vodrážková, StanislavaXI Baltic Stratigraphical Conference : abstracts and field guide2024 / p. 39 https://www.ester.ee/record=b5696260*est https://files.geocollections.info/95c3f9cd-1a5f-428b-a1a6-517682aced9d.pdf

Glacioeustatic karst development in the Late Ordovician of BalticaLehnert, Oliver; Männik, Peep; Nõlvak, Jaak; Kröger, Björn; Joachimski, Michael M.; Calner, Mikael; Bauert, HeikkiIGCP 591 : The Early to Middle Paleozoic Revolution : Closing Meeting, Ghent University, Belgium, 6-9 July 2016 : abstracts2016 / p. 52

Late Ordovician karst valleys, caves, and breccias of Baltoscandia - a mirror of glacioeustatic sea level changes on a subtropical carbonate shelfLehnert, Oliver; Männik, Peep; Nõlvak, Jaak; Kröger, Björn; Joachimski, Michael M.; Calner, Mikael; Bauert, Heikki; Schmid, RebekkaFossils : Key to evolution, stratigraphy and palaeoenvironments : 87th Annual Conference of the Paläontologische Gesellschaf e. V. : Dresden, September 11-15, 2016 : programme, abstracts, field trip guides2016 / p. 91-92 http://www.palges.de/fileadmin/pdf/Tagung_2016/PalGesDresden_programme_abstracts.pdf

Marine substrate change and biodiversity in the OrdovicianPenny, Amelia; Hints, Olle; Desrochers, Andre; Kröger, BjörnZooming 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. 35 "Abstracts"

Noncalcified dasyclad algae from the Vasalemma Formation, late Sandbian (Late Ordovician) of EstoniaKröger, Björn; Tinn, Oive; Rikkinen, Jouko; Jolis, Ester M.; Butcher, Alan R.; Toom, Ursula; Hints, OlleReview of palaeobotany and palynology2023 / art. 104970, 9 p. : ill https://doi.org/10.1016/j.revpalbo.2023.104970 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

On the enigma of Palaenigma wrangeli (Schmidt), a conulariid with a partly non-mineralized skeletonKröger, Björn; Vinn, Olev; Toom, Ursula; Corfe, Ian J.; Kuva, Jukka; Zaton, MichalPeerJ2021 / Art. e12374 https://doi.org/10.7717/peerj.12374 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Ordovician reef and mound evolution: the Baltoscandian pictureKröger, Björn; Hints, Linda; Lehnert, OliverGeological magazine2017 / p. 683-706 : ill https://doi.org/10.1017/S0016756816000303 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Rummu quarryKröger, Björn; Toom, Ursula; Männik, Peep; Ernst, AndrejXI Baltic Stratigraphical Conference : abstracts and field guide2024 / p. 101-106 : ill https://www.ester.ee/record=b5696260*est https://files.geocollections.info/3fb2472a-7b49-4ecb-92b8-9d215c5293ff.pdf

Scale dependent diversity of bryozoan assemblages in the reefs of the Late Ordovician Vasalemma Formation, EstoniaKröger, Björn; Ernst, Andrej; Penny, Amelia; Nakrem, Hans Arne; Toom, UrsulaLethaia2023 / p. 1-16 : ill https://doi.org/10.18261/let.56.2.7 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Stop 6: Vasalemma quarryKröger, Björn; Toom, UrsulaISOS-14 Field Guide: The Ordovician of Estonia2023 / p. 37-42 https://kirjandus.geoloogia.info/en/reference/48400

Stop 7: Sutlema quarryKröger, Björn; Toom, UrsulaISOS-14 Field Guide: The Ordovician of Estonia2023 / p. 43-48 https://kirjandus.geoloogia.info/en/reference/48401

Sutlema quarryKröger, Björn; Toom, UrsulaXI Baltic Stratigraphical Conference : abstracts and field guide2025 / p. 151-156 : ill https://www.ester.ee/record=b5696260*est https://files.geocollections.info/369a0bb7-cb7f-4215-9108-ffe05295db63.pdf

Terminal Ordovician stratigraphy of the Siljan district, SwedenEbbestad, Jan Ove R.; Högström, Anette E. S.; Frisk, Åsa M.; Martma, Tõnu; Kröger, Björn; Kaljo, Dimitri; Pärnaste, HeljeGFF2015 / p. 36 - 56 https://doi.org/10.1080/11035897.2014.945620 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

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://www.ester.ee/record=b2246661*est Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

The Great Ordovician Biodiversification Event: Linked to phytoplankton evolution or to asteroid impacts?Servais, T.; Hints, Olle; Kröger, Björn; Nõlvak, Jaak; Vecoli, M.; Wallin, A.The Seventh Baltic Stratigraphical Conference : 17-18 May 2008, Tallinn, Estonia : abstracts & field guide2008 / p. 63

Vasalemma paas : Eesti ala vanim rifflubjakivi Hilis-Ordoviitsiumi troopikastKröger, Björn; Hints, LindaHorisont2014 / lk. 12-13 : ill https://artiklid.elnet.ee/record=b2679629*est

Where did the Ordovician Bioerosional Revolution begin?Toom, Ursula; Kröger, Björn; Kuva, Jukka; Laska, W.; Moghalu, Ogechukwu AnnICHNIA 2024 - The 5th International Congress on Ichnology. Celebrating One Ichnology!2024 / p. 279–280 https://kirjandus.geoloogia.info/en/reference/49268

A Balanoglossites-Trypanites ichnofabric from the Upper Ordovician warm-water carbonates of EstoniaToom, Ursula; Kröger, Björn; Knaust, DirkFollowing in the footsteps of Richard Granville Bromley : abstracts and field guide2023 / p. 38 : ill https://www.researchgate.net/publication/375450713_Following_in_the_footsteps_of_Richard_Granville_Bromley_abstracts_and_field_guide_17th_International_Ichnofabric_Workshop_23-29_October_2023_in_Faxe_Denmark