Distribution, classification, petrological and related gochemical (SRA) characteristics of a tropical lowland peat dome in the Kota Samarahan-Asajaya area, West Sarawak, Malaysia by Zulkifley, M.T.M., Fatt, N.T., Abdullah, W.H., Raj, J.K., Paramanathan Param, S., Hashim, Roslan, Ashraf, M.A.