Widanapathirana, G.S.2015-07-162015-07-161992Widanapathirana, G.S., 1992. Use of microbial processes in the extraction of metals. Silver Jubilee Commemoration Volume, Faculty of Science (1967-1992), University of Kelaniya, Kelaniya. pp 133-140.http://repository.kln.ac.lk/handle/123456789/8844enArticle