ORŁOŚ H. (1958): De Polyporacearum sporificatione. Česká Mykologie 12(4): 200-204 (published: 20th October, 1958)
ORŁOŚ H. (1957): Methodus taxationis fungorum functionis in biotopo. Česká Mykologie 11(3): 129-138 (published: 20th August, 1957)