Zare Aliabadi and  Hassan and  Mirzaei and  Somaye,  Using Mixed Amine Solution for Gas Sweetening.   journal   = {International Journal of Chemical and Molecular Engineering}, [online]. World Academy of Science, Engineering and Technology.
    October 2009, vol. 34(10). 590 - 595
    [viewed 08 April 2020]. Available from: https://publications.waset.org/pdf/3131.