Zhao, Li, Yu-Jie Zhang, Shou-Ting Zhang, Hong-Xia Guo, and Qian Cheng. 2013. “Synthesis and Dipolymer Structure of Salen-Type N2O2 Ligand 2,2’-[(Pentane-1,5-Diyldioxy-Bis)-Bis-(nitrilomethylidyne)]dinaphthalene”. Asian Journal of Chemistry 25 (8):4678-80. https://doi.org/10.14233/ajchem.2013.14602.