ام السعد فرج عمر. Estimating and comparing the concentration of some heavy metals in local and imported red pepper powder available in the markets of Bani Walid. African Journal of Advanced Pure and Applied Sciences , [S. l.], v. 4, n. 4, p. 712–721, 2025. Disponível em: https://aaasjournals.com/index.php/ajapas/article/view/1764. Acesso em: 28 dec. 2025.