Mosa, Yasser. “Theoretical Study of Addition Reaction (4-3) of Some Derivatives of N,N-Dimethyl Amino Methylene Ketone With Methanesulfonyl Chloride Using Level of Theory M062X/6-31g(d)”. Tishreen University Journal -Basic Sciences Series 40, no. 1 (October 24, 2018). Accessed July 22, 2024. https://journal.tishreen.edu.sy/index.php/bassnc/article/view/4303.