KOTLABA F., POUZAR Z. (1970): Revision of the original material of Phellinus sulphuranscens Pil., Xanthochrous glomeratus ssp. heinrichii Pil. and Polyporus rheades Pers. (Hymenochaetaceae). Česká Mykologie 24(3): 146-152 [published: 20th July, 1970]