Saleem Nawaz Khan, Sintayehu Mekuria Hailegiorgis, Zakaria Man and Azmi Mohd Shariff 2018. Solubility of CO2 in Piperazine (PZ) Activated Aqueous N-Methyldiethanolamine (MDEA) Solvent under High Pressure. Journal of Advanced Research in Fluid Mechanics and Thermal Sciences. 42, 1 (Feb. 2018), 96–102.