Synthesis and Characterization of New Mannich Bases Derived from 7-hydroxy-4-methyl Coumarin. Baghdad Science Journal, Iraq, Baghdad, v. 13, n. 2.2NCC, p. 0235, 2016. DOI: 10.21123/bsj.2016.13.2.2NCC.0235. Disponível em: https://bsj.uobaghdad.edu.iq/index.php/BSJ/article/view/2769.. Acesso em: 28 apr. 2024.