ZENG, Wu-Lan; LIU, Hui-Lian. Synthesis and Crystal Structure of 3-((m-Tolylamino)-methylene)-1,5-dioxaspiro[5.5]undecane-2,4-dione. Asian Journal of Chemistry, [S. l.], v. 26, n. 14, p. 4356–4358, 2014. DOI: 10.14233/ajchem.2014.16510. Disponível em: https://asianpubs.org/index.php/ajchem/article/view/26_15_45. Acesso em: 16 jul. 2024.