TY - BOOK AU - Rikza Zahid AU - KIran Aftab TI - Extraction And Characterization Of Humic Substances From Indigenous Coal Resources U1 - 540 PY - 2017/// CY - Faisalabad PB - M.Phil Chemistry (2015-GCWUF-0199) KW - Research N1 - Include Index and Bibliography P. No. 67 ER -