MOHAMMED, Khaled M.; AL-DULAIMI, Duraid A. Synthesis and Characterization of Heterocyclic Seven Membered Rings from 2,3-Pyridine caroboxylic anhydride. Ibn AL-Haitham Journal For Pure and Applied Sciences, Baghdad, Iraq., v. 29, n. 2, p. 421–436, 2017. Disponível em: https://jih.uobaghdad.edu.iq/index.php/j/article/view/139.. Acesso em: 24 nov. 2024.