Template:Yavorsky, 1947
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- Yavorsky, V.I. 1947. Некоторые палеозойские и мезозойские Hydrozoa, Tabulata и Algae [On some Paleozoic and Mesozoic Hydrozoa, Tabulata, and Algae]. Monografii po Paleontologii SSSR 20(1): 44 pp., 7 pl. PDF