CHENNAKESAVULU, K.; BHASKAR RAJU, G. Mechanochemical Synthesis of p-Nitro Calix[6]arene. Asian Journal of Chemistry, [S. l.], v. 22, n. 6, p. 4947–4949, 2010. Disponível em: https://asianpubs.org/index.php/ajchem/article/view/16797. Acesso em: 7 jul. 2024.