Rajapaksha, C.Paranagama, P.A.Kannangara, S.2014-11-192014-11-192009Rajapaksha, C., Paranagama, P.A. and Kannangara, S.(2009), Bioactivities of endolichenic fungi of the lichen Usnea barbata at Hakgala montane forest. 14th International Foresry and Environmental Symposium Proceedings Part I: Abstracts of Papers.University of Sri Jayewardenepura.(59).http://repository.kln.ac.lk/handle/123456789/3841articleChemistry