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Wang, Chih-Chieh; Ke, Meu-Ju; Tsai, Cheng-Hsiao; Chen, I-Hsuan; Lin, Shin-I; Lin, Tzuen-Yeuan; Wu, Li-Mei; Lee, Gene-Hsiang; Sheu, Hwo-Shuenn; Fedorov, Vladimir E. (2009-02-04). "[M(C5O5)2(H2O)n]2− as a Building Block for Hetero- and Homo-bimetallic Coordination Polymers: From 1D Chains to 3D Supramolecular Architectures". Crystal Growth & Design. 9 (2): 1013–1019. doi:10.1021/cg800827a. ISSN1528-7483.
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Georgopoulos, S. L.; Diniz, R.; Yoshida, M. I.; Speziali, N. L.; Dos Santos, H. F.; Junqueira, G. M. A.; de Oliveira, L. F. C. (2006). "Vibrational spectroscopy and aromaticity investigation of squarate salts: A theoretical and experimental approach". Journal of Molecular Structure. 794 (1–3): 63–70. Bibcode:2006JMoSt.794...63G. doi:10.1016/j.molstruc.2006.01.035.
Wang, Chih-Chieh; Ke, Meu-Ju; Tsai, Cheng-Hsiao; Chen, I-Hsuan; Lin, Shin-I; Lin, Tzuen-Yeuan; Wu, Li-Mei; Lee, Gene-Hsiang; Sheu, Hwo-Shuenn; Fedorov, Vladimir E. (2009-02-04). "[M(C5O5)2(H2O)n]2− as a Building Block for Hetero- and Homo-bimetallic Coordination Polymers: From 1D Chains to 3D Supramolecular Architectures". Crystal Growth & Design. 9 (2): 1013–1019. doi:10.1021/cg800827a. ISSN1528-7483.