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Did stalked echinoderms bioerode calcareous substrates? A possible boring crinoid attachment structure in a stromatoporoid from the early Silurian (Telychian) of EstoniaVinn, Olev; Ausich, William I.; Wilson, Mark A.; Toom, UrsulaPaläontologische Zeitschrift PalZ2023 / p. 37-41 https://doi.org/10.1007/s12542-022-00637-3 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

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

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

Endobiotic rugosan symbionts in stromatoporoids from the Sheinwoodian (Silurian) of BalticaVinn, Olev; Mõtus, Mari-AnnPLoS ONE2014 / art. e90197, 7 p. : ill https://doi.org/10.1371/journal.pone.0090197 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

First aulaceratid stromatoporoid from BalticaJeon, Juwan; Toom, UrsulaXI Baltic Stratigraphical Conference : abstracts and field guide2024 / p. 17 https://www.ester.ee/record=b5696260*est https://kirjandus.geoloogia.info/en/reference/49701

First report of an aulaceratid stromatoporoid from the Ordovician of BalticaJeon, Juwan; Toom, UrsulaEstonian journal of earth sciences2024 / p. 71-80 : ill https://doi.org/10.3176/earth.2024.07

Late Ordovician and Early Silurian stromatoporoid sponges from Anticosti Island, Eastern Canada : crossing the O/S mass extinction boundaryNestor, Heldur; Copper, Paul; Stock, Carl2010 https://www.ester.ee/record=b2627279*est

Stromatoporoids of the upper Hirnantian (Upper Ordovician) Shiqian Formation of South China: implications for environmental interpretation and the Ordovician–Silurian stromatoporoid transitionJeon, Juwan; Kershaw, Stephen; Li, Yue; Chen, Zhong-Yang; Toom, Ursula; Yu, Shen-Yang; Zhang, Yuan-DongJournal of systematic palaeontology2024 / art. 2351930, 33 p. ill https://doi.org/10.1080/14772019.2024.2351930 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Symbiotic endobiont biofacies in the Silurian of BalticaVinn, Olev; Wilson, Mark A.; Mõtus, Mari-AnnPalaeogeography, palaeoclimatology, palaeoecology2014 / p. 24-29 : ill https://doi.org/10.1016/j.palaeo.2014.03.041 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Symbiotic worms in biostromal stromatoporoids from the Ludfordian (Late Silurian) of Saaremaa, EstoniaVinn, Olev; Mõtus, Mari-AnnGFF2014 / p. 503-506 : ill https://doi.org/10.1080/11035897.2014.896412 Journal metrics at Scopus Article at Scopus Journal metrics at WOS Article at WOS

Строматопороидеи ордовика и силура Эстонии : автореферат ... кандидата геолого-минералогических наукHector, Heldur1964 https://www.ester.ee/record=b1558436*est

Строматопороидей ордовика и силура Эстонии : диссертация на соискание ученой степени кандидата геолого-минералогических наукHector, Heldur1964 https://www.ester.ee/record=b2961638*est