Mahmood Mahdi Salih, and Ahmad A. Irzoqi. “Synthesis and Characterization Complexes of Ni(II) That Contain Cyanoguanidine and Phosphines Ligands”. Tikrit Journal of Pure Science 23, no. 1 (April 1, 2018): 92–101. Accessed November 1, 2024. https://tjps.tu.edu.iq/index.php/tjps/article/view/486.