The dendroid graptolites of the Silurian of Bohemia - Bouécek, Bedérich (V. Praze Nakl. Ceskoslovenskâe akademâie væed, 1957)
Summary in Czech and Russian.
Bibliography: pages 173-176.
Keywords: Graptolites; Paleontology -- Silurian; Paleontology -- Czech Republic -- Bohemia