FRAGNER P. (1978): Yeasts in human material in our country and their differentiation. Part IV. Česká Mykologie 32(4): 235-245 [published: 1978]
FRAGNER P. (1978): Yeasts in human material in our country and their differentiation. Part II. Česká Mykologie 32(3): 129-143 [published: 15th August, 1978]