Pichi Sermolli, R. E. G. 1977: Tentamen Pteridophytorum genera in taxonomicum ordinem redigendi. – Webbia 31: 313-512

Title	Tentamen Pteridophytorum genera in taxonomicum ordinem redigendi
Authorship	Pichi Sermolli, R. E. G.
Date published	1977
Volume	31
In journal	Webbia
Pages	313-512