Vestnik Kralovske Ceske Spolecnosti Nauk, Trida Methematicko-Prirodovedecka; (Soc. Roy. Sci. Boheme, Mem.)

Prispevek k poznani ontogenetickeho vyvoje stegocephala Branchiosaurus umbrosus Fr. ze spodnopermskych vapencu z Olivetina u Broumova v Cechach.; (Contribution to the knowledge of the ontgenetic development of the stegocephalian Branchiosaurus umbrosus Fr. from the Lower Permian limestone of Olevetin, close to Broumov, Boheme). - 1938