“Analysis of Lead (Pb),Cadmium (Cd) and Chromium (Cr) in Ethiopian spices After wet (Acid) Digestion using Atomic Absorption Spectroscopy”, GJSFR, vol. 14, no. B4, pp. 1–5, Aug. 2014, Accessed: Sep. 22, 2026. [Online]. Available: https://journalofscience.org/index.php/GJSFR/article/view/1129