KOTLABA F., POUZAR Z. (1974): Additional localities of Gyromitra fastigiata (Krombh.) Rehm in Bohemia with notes on the generic classification of Gyromitra and Discina. Česká Mykologie 28(2): 84-95 [published: 1974]
SVRČEK M., MORAVEC J. (1972): Über die Helvella fastigiata Krombholz (Farbtafel Nr. 81). Česká Mykologie 26(1): 1-8 [published: 27th January, 1972]