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Horný, Radvan, 1932-2015. Muscle attachment areas in the Silurian bellerophontacean gastropods Bellerophon scaber (Perner) and Bubovicus tardus (Barrande in Perner). Radvan J. Horný. In Acta Musei Nationalis Pragae, Series B, Historia naturalis. Prague : National museum, 1995, Acta Musei Nationalis Pragae, Series B, Historia naturalis.50 (1994) (1-4); 13-24, 6 s. obr. příloh
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