Phytochemical, physicochemical, TLC, minerals analysis and in-vitro antioxidant activity of ethanolic extract of leaves of Heldigardia populifolia. International Journal of Research in Pharmaceutical Sciences and Technology, [S. l.], v. 1, n. 1, p. 22–26, 2024. DOI: 10.33974/ijrpst.v1i1.32. Disponível em: https://rubatosis.org/journals/index.php/ijrpst/article/view/4.. Acesso em: 24 dec. 2025.