DENNI, M.; JOSEPH, D.; AYESHA, G. Elemental Analysis of Indian Green and Black Tea Leaves Using Hand Held X-Ray Fluorescence Spectrometer. International Journal For Research In Agricultural And Food Science, [S. l.], v. 5, n. 4, p. 39–44, 2019. Disponível em: https://gnpublication.org/index.php/afs/article/view/868. Acesso em: 23 apr. 2024.