- A sparsely encrusted hardground with abundant Trypanites borings from the Llandovery of the Velise River, western Estonia (Baltica)Vinn, Olev; Toom, UrsulaEstonian journal of earth sciences2016 / p. 19-26 : ill
- Bioclaustrations in Upper Ordovician bryozoans from northern EstoniaVinn, Olev; Ernst, Andrej; Toom, UrsulaNeues Jahrbuch für Geologie und Paläontologie - Abhandlungen2018 / p. 113-121 https://doi.org/10.1127/njgpa/2018/0752 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS
- 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 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS
- Diverse endobiotic symbiont fauna from the late Katian(Late Ordovician) of EstoniaVinn, Olev; Wilson, Mark A.; Holmer, Lars E.; Ernst, Andrej; Tinn, Oive; Toom, UrsulaPalaeontologia Electronica2022 / art. a31, 13 p. : ill https://doi.org/10.26879/1232 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS
- Earliest symbiotic rugosans in cystoporate bryozoan Ceramopora intercellata Bassler, 1911 from Late Ordovician of Estonia (Baltica)Vinn, Olev; Ernst, Andrej; Toom, UrsulaPalaeogeography, palaeoclimatology, palaeoecology2016 / p. 140-144 : ill https://doi.org/10.1016/j.palaeo.2016.08.016
- Intergrowth of Orbignyella germana Bassler, 1911 (Bryozoa) and Lambelasma carinatum Weyer, 1993 (Rugosa) in the pelmatozoan-bryozoan-receptaculitid reefs from the Late Ordovician of EstoniaVinn, Olev; Toom, Ursula; Ernst, AndrejPalaeontologia electronica2018 / art. 21.1.4A, 7 p : ill https://doi.org/10.26879/818 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS
- New bioclaustration in trepostome bryozoans from the Late Ordovician (Sandbian) of EstoniaVinn, Olev; Ernst, Andrej; Wilson, Mark A.; Toom, UrsulaLille 2021 : Ordovician of the World : programme with abstracts2021 / p. 78 https://docplayer.net/219093593-Programme-with-abstracts-2021-virtual-annual-meeting-of-igcp-virtual-annual-meeting-of-igcp-735.html
- New cornulitid from the Ohesaare Formation (late Přidoli) of Saaremaa, EstoniaVinn, Olev; Toom, UrsulaNeues Jahrbuch für Geologie und Paläontologie - Abhandlungen2020 / p. 67-73 https://doi.org/10.1127/njgpa/2020/0934 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS
- Rare rugosan-bryozoan intergrowth from the Upper Ordovician of EstoniaVinn, Olev; Ernst, Andrej; Toom, UrsulaCarnets de geologie2017 / p. 145-151 : ill http://dx.doi.org/10.4267/2042/62664
- Symbiosis of cornulitids and bryozoans in the Late Ordovician of Estonia (Baltica)Vinn, Olev; Ernst, Andrej; Toom, UrsulaPalaios2018 / p. 290-295 : ill https://doi.org/10.2110/palo.2018.018 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS
- Symbiosis of cornulitids with the cystoporate bryozoan Fistulipora in the Pridoli of Saaremaa, EstoniaVinn, Olev; Ernst, Andrej; Wilson, Mark A.; Toom, UrsulaLethaia2021 / p. 90-95 : ill https://doi.org/10.1111/let.12385 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS