Short Communication Determination of Positional Isomers of Monoenoic Fatty Acids Separated From Seed Oils of Nicotiana tabacum L. and Nicotiana rustica. Biological Sciences - PJSIR, [S. l.], v. 51, n. 3, p. 147–149, 2008. Disponível em: https://www.v2.pjsir.org/index.php/biological-sciences/article/view/659. Acesso em: 10 mar. 2026.