• A crustoid graptolite lithoimmured inside a Middle Ordovician nautiloid conch from Northern EstoniaVinn, Olev; Wilson, Mark A.; Toom, UrsulaAnnales societatis geologorum Poloniae2019 / p. 285-290 : ill https://doi.org/10.14241/asgp.2019.17 https://www.scopus.com/sourceid/17300154911 https://www.scopus.com/record/display.uri?eid=2-s2.0-85077345478&origin=inward&txGid=d88889203f138641ee1cca4c12fbb55c https://jcr.clarivate.com/jcr-jp/journal-profile?journal=ANN%20SOC%20GEOL%20POL&year=2022 https://www.webofscience.com/wos/woscc/full-record/WOS:000504925700003
• Cryptic encrusting fauna inside invertebrate fossils from the Ordovician of EstoniaVinn, Olev; Ernst, Andrej; Toom, Ursula; Isakar, MareAnnales societatis geologorum Poloniae2018 / p. 285-290 : ill https://doi.org/10.14241/asgp.2018.008 https://www.scopus.com/sourceid/17300154911 https://www.scopus.com/record/display.uri?eid=2-s2.0-85062645022&origin=inward&txGid=a470b99b91e29a6a226c44a70e738020 https://jcr.clarivate.com/jcr-jp/journal-profile?journal=ANN%20SOC%20GEOL%20POL&year=2022 https://www.webofscience.com/wos/woscc/full-record/WOS:000454214700004
• A new microconchid species from the Silurian of BalticaZaton, Michal; Vinn, Olev; Toom, UrsulaEstonian journal of earth sciences2016 / p. 115-123 : ill https://doi.org/10.3176/earth.2016.09 https://artiklid.elnet.ee/record=b2778953*est https://www.scopus.com/sourceid/6000195392 https://www.scopus.com/record/display.uri?eid=2-s2.0-84970024066&origin=inward&txGid=423bf9c1699c27f369243083afa6aae3 https://jcr.clarivate.com/jcr-jp/journal-profile?journal=EST%20J%20EARTH%20SCI&year=2016 https://www.webofscience.com/wos/woscc/full-record/WOS:000376670200006
• The earliest cornulitid on the internal surface of the illaenid pygidium from the Middle Ordovician of EstoniaVinn, Olev; Toom, Ursula; Isakar, MareEstonian journal of earth sciences2017 / p. 193-197 : ill https://doi.org/10.3176/earth.2017.19 https://www.scopus.com/sourceid/6000195392 https://www.scopus.com/record/display.uri?eid=2-s2.0-85033595042&origin=inward&txGid=40c12fb6b25417307ab5e19d68dcfdc6 https://jcr.clarivate.com/jcr-jp/journal-profile?journal=EST%20J%20EARTH%20SCI&year=2017 https://www.webofscience.com/wos/woscc/full-record/WOS:000414520500003