• Ichnogenus Trypanites in the Ordovician of Estonia (Baltica)Toom, Ursula; Kuva, Jukka; Knaust, DirkEstonian journal of earth sciences2023 / p. 106-109 : ill https://doi.org/10.3176/earth.2023.48 https://www.scopus.com/sourceid/6000195392 https://www.scopus.com/record/display.uri?eid=2-s2.0-85168486216&origin=inward&txGid=06de5a539449ce5a7be742995a4f5e3f https://jcr.clarivate.com/jcr-jp/journal-profile?journal=EST%20J%20EARTH%20SCI&year=2023 https://www.webofscience.com/wos/woscc/full-record/WOS:001015399200012
• On the enigma of Palaenigma wrangeli (Schmidt), a conulariid with a partly non-mineralized skeletonKröger, Björn; Vinn, Olev; Toom, Ursula; Corfe, Ian J.; Kuva, Jukka; Zaton, MichalPeerJ2021 / Art. e12374 https://doi.org/10.7717/peerj.12374 https://www.scopus.com/sourceid/21100239256 https://www.scopus.com/record/display.uri?eid=2-s2.0-85118474801&origin=inward&txGid=0bf25e4f24347a293400425e05e382bd https://jcr.clarivate.com/jcr-jp/journal-profile?journal=PEERJ&year=2022 https://www.webofscience.com/wos/woscc/full-record/WOS:000744567200001
• Where did the Ordovician Bioerosional Revolution begin?Toom, Ursula; Kröger, Björn; Kuva, Jukka; Laska, W.; Moghalu, Ogechukwu AnnICHNIA 2024 - The 5th International Congress on Ichnology. Celebrating One Ichnology!2024 / p. 279–280 https://kirjandus.geoloogia.info/en/reference/49268
• X-ray computed tomography of Lower Palaeozoic trace fossils from the carbonate succession of Estonia: preliminary resultsToom, Ursula; Hints, Olle; Hints, Rutt; Kuva, Jukka; Vinn, Olev6th Workshop on Ichnotaxonomy, September 2–8, 2018 SENCKENBERG am Meer, Wilhelmshaven, Germany : programme & abstracts2018 / p. 23