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