• Rare rugosan-bryozoan intergrowth from the Upper Ordovician of EstoniaVinn, Olev; Ernst, Andrej; Toom, UrsulaCarnets de geologie2017 / p. 145-151 : ill https://doi.org/10.4267/2042/62664 https://www.scopus.com/sourceid/7000153259 https://www.scopus.com/record/display.uri?eid=2-s2.0-85033569754&origin=inward&txGid=8d5d8ad6778ab8d16a35bc172f4a185f https://jcr.clarivate.com/jcr-jp/journal-profile?journal=CARNETS%20GEOL&year=2017 https://www.webofscience.com/wos/woscc/full-record/WOS:000413463100001