Hami, H. K., Abbas, R. F., Waheb, A. A., Abdul abass, D. A., Abed, M. A., & Maryoosh, A. A. (2019). Isotherm and pH Effect Studies of Tetracycline Drug Removal from Aqueous Solution Using Cobalt Oxide Surface. Al-Nahrain Journal of Science, 22(2), 12-18. https://anjs.edu.iq/index.php/anjs/article/view/2113