Title:      2D and 3D lanthanide coordination polymers constructed from benzimidazole-5,6-dicarboxylic acid and sulfate bridged secondary building units
    Authors:    Zhao-Xi Wang,* Qiong-Fang Wu, Hong-Jiang Liu, Min Shao, Hong-Ping Xiao, Ming-Xing Li*
    Journal:    CrystEngComm
    Other Info: DOI: 10.1039/b910701k; available on the CrystEngComm website; 01 December 2009