• First record of the trace fossil Oikobesalon from the Ordovician (Darriwilian) of BalticaVinn, Olev; Toom, UrsulaEstonian journal of earth sciences2014 / p. 118-121 : ill https://artiklid.elnet.ee/record=b2673778*est https://doi.org/10.3176/earth.2014.11 https://www.scopus.com/sourceid/6000195392 https://www.scopus.com/record/display.uri?eid=2-s2.0-84901656345&origin=inward&txGid=60bff8c107105a49838ed18dfcc1bcbe https://jcr.clarivate.com/jcr-jp/journal-profile?journal=EST%20J%20EARTH%20SCI&year=2014 https://www.webofscience.com/wos/woscc/full-record/WOS:000337664400007
• New data on the stratigraphy of the Ordovician and Silurian of the central region of Kotelnyi Island (New Siberian Islands) and correlation with the synchronous successions of the Eastern ArcticDanukalova, Maria K.; Tolmacheva, Tat'yana Yu; Männik, Peep; Kul’kov, N. P.; Kuzmichev, Alexander B.; Melnikova, Lyudmila M.Stratigraphy and Geological Correlation2015 / p. 468 - 494 https://doi.org/10.1134/S0869593815050032
• Ordovician reef and mound evolution: the Baltoscandian pictureKröger, Björn; Hints, Linda; Lehnert, OliverGeological magazine2017 / p. 683-706 : ill https://doi.org/10.1017/S0016756816000303 https://www.scopus.com/sourceid/26476 https://www.scopus.com/record/display.uri?eid=2-s2.0-84973348807&origin=inward&txGid=e80a2ed73045fc527cb7caf4518d967b https://jcr.clarivate.com/jcr-jp/journal-profile?journal=GEOL%20MAG&year=2017 https://www.webofscience.com/wos/woscc/full-record/WOS:000402811500002