SHARMA, P.; SINHA, P. Green One-Pot Pseudo-Four Component Synthesis of Substituted 5-Cyano-2-imino-4-aryl/ heteroaryl-6-(phenylthio)-2H-pyran-3-carboxylic Acid Catalyzed by Montmorillonite K-10 Clay. Asian Journal of Chemistry, [S. l.], v. 35, n. 11, p. 2754–2758, 2023. DOI: 10.14233/ajchem.2023.30199. Disponível em: https://asianpubs.org/index.php/ajchem/article/view/35_11_20. Acesso em: 3 jul. 2024.