PINHEIRO, Elayne B. F.; SILVA, Juliana G. A.; SAMPAIO, Caroline G.; FERNANDES, Maria I. B.; SILVA, Maria G. V. SEASONAL AND CIRCADIAN VARIATION OF BARBATUSIN IN SAMPLES OF PLECTRANTHUS GRANDIS WILLENSE GROWN IN NORTHEAST BRAZIL. International Journal of Pharmacy and Pharmaceutical Sciences, [S. l.], v. 8, n. 7, p. 124–128, 2016. Disponível em: https://www.journals.innovareacademics.in/index.php/ijpps/article/view/11064. Acesso em: 5 dec. 2025.