1. Isbister, J. D.; Barik, S. InMicrobial Transformations of Low RankCoals; Crawford, D. L., Ed.; CRC Press: Boca Raton, FL, 1993; pp 139−156.
2. Fakoussa, R. M. Coal as a Substrate for Microorganisms: Investigation with Microbial Conversion of National Coals. Ph.D. Thesis, Friedrich-Wilhelms University, Bonn, Germany, 1981.
3. Degradation of Coal by the Fungi
Polyporus versicolor
and
Poria monticola