1. O. Jamiu et A. LIm, 'OIL and GAS CONTRACTS, A LAW IN CONTEXT ANALYSIS USING NIGERIA AS A CASE STUDY,' 2018.
2. B. Dodge, 'Removal of Impurities from Gases to Be Processed at Low Temperatures,' Advances in Cryogenic Engineering, pp. 37-55, 1972.
3. Department of Labor, 'Hydrogen Sulfide (H2S), OSHA Fact Sheet,' 2005.
4. T. Gutel, 'Les liquides ioniques, leur utilisation et leur role comme solvants de reaction catalytique,' Lyon: Doctoral dissertation, Universite Claude Bernard, 2007.
5. W. Jing, C. Xuan, S. Xiang-Yu, X. Kun, D. Hui-Xiong, and C. Jigen, 'Machine Learning in materials science,' InfoMat, pp. 338-358, 2019.