YADAV, R.N.; KUMAR SINGH, Sujeet. Chemical Investigation of the Seeds of Echinops echinatus Roxb. Asian Journal of Chemistry, [S. l.], v. 16, n. 3, p. 1978–1980, 2016. Disponível em: https://asianpubs.org/index.php/ajchem/article/view/14481. Acesso em: 4 apr. 2025.