Gao1, Fei, Jianbin Zhang1, Huijuan Huang1, Yi Wen2, and Tianrui Huo1. 2013. “Fixation of Ethylenediamine Using Magnesium Tetraphenylporphyrin for CO2 Capture”. Asian Journal of Chemistry 25 (18):10421-24. https://doi.org/10.14233/ajchem.2013.15603.