CEJP K. (1964): Two species of the genus Pythium Pringsh. new for Czechoslovakia: Pythium aphanidermatum (Eds.) Fitz. and P. monosporum Pringsh. Česká Mykologie 18(1): 36-41 [published: 25th January, 1964]
GHERBAWY Y.A.M.H., ABDELZAHER H.M.A. (1999): Isolation of fungi from tomato rhizosphere and evaluation of the effect of some fungicides and biological agents on the production of cellulase enzymes by Nectria haematococca and Pythium ultimum var. ultimum. Czech Mycology 51(2-3): 157-170 [published: 25th May, 1999]