Ismail, M. and Bakaruddin, B.R. and Lethesh, K.C. and Mutalib, M.I.A. and Shah, S.N. (2019) Experimental and theoretical study on extraction and recovery of naphthenic acid using dicyanamide-based ionic liquids. Separation and Purification Technology, 213. pp. 199-212. ISSN 13835866