THE MORPHOLOGICAL OBSERVATION OF MYCELIA OF SEVERAL ARMENIAN STRAINS OF MEDICINAL BRACKET FUNGUS FOMES FOMENTARIUS (L.) FR. (POLYPORALES, AGARICOMYCETES). (2019). Proceedings of the YSU B: Chemical and Biological Sciences, 53(2 (249), 91-96. https://doi.org/10.46991/PYSUB.2019.53.2.091