Sim Siong, F., Lau, S., & Haslinda, M. (2007). Reuse of nitric acid in the oxidative pretreatment step for preparation of humic acids from low rank coal of Mukah, Sarawak. SciELO Publishing.
Chicago Style (17th ed.) CitationSim Siong, Fong, Seng Lau, and Mat Haslinda. Reuse of Nitric Acid in the Oxidative Pretreatment Step for Preparation of Humic Acids from Low Rank Coal of Mukah, Sarawak. SciELO Publishing, 2007.
MLA (9th ed.) CitationSim Siong, Fong, et al. Reuse of Nitric Acid in the Oxidative Pretreatment Step for Preparation of Humic Acids from Low Rank Coal of Mukah, Sarawak. SciELO Publishing, 2007.
Warning: These citations may not always be 100% accurate.