Wu, Meng Yao, Yi Lin Wang, Xiao Jun Tan, and Jin Song Gu. 2020. “Theoretical Study on the Reaction Between Phosphacyclopropenylidene and Ethylene: An Alternative Approach to the Formation of Phosphorus-Bearing Heterocyclic Compounds”. Journal of the Serbian Chemical Society 85 (9). Belgrade, Serbia:1175-84. https://doi.org/10.2298/JSC191217026W.