Hu, T., Zhang, X., Wang, Q., You, W., Huang, C., & Fang, Y. (2011). Two Metal Complexes Supported by {VO} Chains: Hydrothermal Syntheses and Crystal Structures of [M(dpa)VO] (M = Zn(II) and Cu(II); dpa = 2,2′-dipyridylamine). Journal of Chemical Crystallography, 41(1), 64-68. https://doi.org/10.1007/s10870-010-9838-z

Hu, Tian-hui, Xin Zhang, Qi Wang, Wan-sheng You, Cui-ying Huang, and Yong Fang. "Two Metal Complexes Supported by {VO} Chains: Hydrothermal Syntheses and Crystal Structures of [M(dpa)VO] (M = Zn(II) and Cu(II); Dpa = 2,2′-dipyridylamine)." Journal of Chemical Crystallography 41, no. 1 (2011): 64-68. https://doi.org/10.1007/s10870-010-9838-z.

Hu, Tian-hui, et al. "Two Metal Complexes Supported by {VO} Chains: Hydrothermal Syntheses and Crystal Structures of [M(dpa)VO] (M = Zn(II) and Cu(II); Dpa = 2,2′-dipyridylamine)." Journal of Chemical Crystallography, vol. 41, no. 1, 2011, pp. 64-68, https://doi.org/10.1007/s10870-010-9838-z.