Norouzi , M., and F. Ashrafi. “Qualitative Analysis and Study of Pb, Cd, Cr and Zn in Cultivated Shrub and Non-Shrub Cucumber (Cucumis Sativus L.) of Sari, Iran”. Asian Journal of Chemistry 21, no. 3 (March 30, 2010): 1703–1706. Accessed November 29, 2024. https://asianpubs.org/index.php/ajchem/article/view/18646.