• Middle Jurassic Zoophycos and Chondrites from the Mélah Formation of Saharan Atlas, AlgeriaMekki, Fayça; Zhang, Li-Jun; Vinn, Olev; Toom, UrsulaEstonian journal of earth sciences2019 / p. 190-198 : ill https://doi.org/10.3176/earth.2019.13 http://www.kirj.ee/public/Estonian_Journal_of_Earth_Sciences/2019/issue_4/earth-2019-4-190-198.pdf https://www.scopus.com/sourceid/6000195392 https://www.scopus.com/record/display.uri?eid=2-s2.0-85074116147&origin=inward&txGid=2ada5548a4b6a90686414103c5532e2a https://jcr.clarivate.com/jcr-jp/journal-profile?journal=EST%20J%20EARTH%20SCI&year=2022 https://www.webofscience.com/wos/woscc/full-record/WOS:000505689200002
  • The trace fossil Zoophycos from the Silurian of EstoniaVinn, Olev; Toom, UrsulaEstonian journal of earth sciences2015 / p. 284-288 : ill https://artiklid.elnet.ee/record=b2750892*est https://doi.org/10.3176/earth.2015.34 https://www.scopus.com/sourceid/6000195392 https://www.scopus.com/record/display.uri?eid=2-s2.0-84948781708&origin=inward&txGid=5825e5a939cc7bfdb958bf0aa199a660 https://jcr.clarivate.com/jcr-jp/journal-profile?journal=EST%20J%20EARTH%20SCI&year=2015 https://www.webofscience.com/wos/woscc/full-record/WOS:000368359700003