1. A.L. Kohl, R.B. Nielsen, Gas Purification, 5th Edition, Gulf Publishing Co., Houston, TX, 1997.
2. M. Appl, U. Wagner, K. Kuessner, K. Volkamer, E. Fuerst, 1982, US Patent 4,336,233.
3. Kinetics study on absorption of carbon dioxide into solutions of activated methyldiethanolamine