Antakli, Saad, Nazira Sarkis, and Ahmad Mahmod Al-Check. “Determination of Copper, Iron, Manganese, Nickel and Zinc in Tea Leaf Consumed in Syria by Flame Atomic Absorption Spectrometry After Microwave Digestion”. Asian Journal of Chemistry 23, no. 7 (March 28, 2011): 3268–3272. Accessed August 26, 2024. https://asianpubs.org/index.php/ajchem/article/view/10570.