El-Saghier, Ahmed M. M., Mansour A. Makhlouf, Naglaa F. H. Mahmoud, and Wedad A. El-Adawish. 2010. “A-Alkenoyl Ketene S,S- and N,S-Acetals As Starting For Unexpected and Novel Synthesis of N-Heterocycles”. JOURNAL OF ADVANCES IN CHEMISTRY 6 (1):861-72. https://doi.org/10.24297/jac.v6i1.965.