1. Banno, I. & K. Mikata. 1969. Occurrence of Rhodosporidium toruloides and Rhodotorula yeasts in a forest. Annual Rep. Inst. Ferment. Osaka, no. 4, 53?59.
2. Dennis, C. 1972. Breakdown of cellulose by yeats species J. Gen. Microbiol., 71, 409?411.
3. Faure-Raynaud, M. & F.H. Jacob. 1978. Microflore de la litière du Sapin Abies alba Mill.: bactéries et levures. Bull. Sté. Linn. Lyon, 47, 392?404.
4. Lodder, J. Edit. 1970. The yeasts. A taxonomic study. Un vol. North-Holland Publ. Cy., Amsterdam-London.
5. Lodder, J. & N.J.W. Kreger-van Rij. 1952. The yeasts. A taxonomic study. Un vol. North-Holland Publ. Cy., Amsterdam.