Chamsaz, M., M.H. Arbab-Zavar, and R. Takjoo. 2010. “Determination of Cadmium by Electrothermal Atomic Absorption Spectrometry Using Single Drop Micro Extraction in Real Samples”. Asian Journal of Chemistry 23 (2):547-50. https://asianpubs.org/index.php/ajchem/article/view/15883.