Bi, Jian-Hong, Wen-Tao Bi, Hong-Liang Wang, and Nai-Liang Hu. 2010. “Synthesis and Magnetic Property of a Nickel(II) Complex: [Ni(C14H14N8O2)]4(ClO4)8(H2O)8(CH3OH)0.5”. Asian Journal of Chemistry 22 (10):8258-60. https://asianpubs.org/index.php/ajchem/article/view/12040.