• Tremichnus in crinoid pluricolumnals from the Silurian of western Estonia (Baltica)Vinn, Olev; Wilson, Mark A.; Ausich, William I.; Toom, UrsulaCarnets de Geologie2015 / p. 239 - 243 https://doi.org/10.4267/2042/57951 https://www.scopus.com/sourceid/7000153259 https://www.scopus.com/record/display.uri?eid=2-s2.0-84953289126&origin=inward&txGid=4f05e17346c4c3221b877c7050916de4