Earliest known rugosan-stromatoporoid symbiosis from the Llandovery of Estonia (Baltica)Vinn, Olev; Wilson, Mark A.; Toom, Ursula; Mõtus, Mari-AnnPalaeogeography, Palaeoclimatology, Palaeoecology2015 / p. 1-5 https://doi.org/10.1016/j.palaeo.2015.04.023 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 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Early symbiotic rugosan endobionts in stromatoporoidsfrom the Rhuddanian of Estonia (Baltica)Vinn, Olev; Toom, UrsulaLethaia2017 / p. 237-243 : ill https://doi.org/10.1111/let.12190 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Intergrowth of bryozoans with other invertebrates in the Late Pridoli of Saaremaa, EstoniaVinn, Olev; Ernst, Andrej; Wilson, Mark A.; Toom, UrsulaAnnales societatis geologorum Poloniae2021 / p. 101-111 https://doi.org/10.14241/asgp.2021.04 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

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