San Martin Gonzalez, F. (1996). Contribution to the knowledge of five genres of the Familian Nitschkiaceae (Hymenoascomycetes: Sordariales). Instituto de Ecología, A.C.
Chicago-referens (17:e uppl.)San Martin Gonzalez, Felipe. Contribution to the Knowledge of Five Genres of the Familian Nitschkiaceae (Hymenoascomycetes: Sordariales). Instituto de Ecología, A.C, 1996.
MLA-referens (9:e uppl.)San Martin Gonzalez, Felipe. Contribution to the Knowledge of Five Genres of the Familian Nitschkiaceae (Hymenoascomycetes: Sordariales). Instituto de Ecología, A.C, 1996.