Citation: Li, Hai-Yang; Cao, Li-Hui; Wei, Yong-Li; Xu, Hong; Zang, Shuang-Quan (2015). Construction of a series of metal--organic frameworks based on novel flexible ligand 4-carboxy-1-(3,5-dicarboxy-benzyl)-pyridinium chloride and selective d-block metal ions: crystal structures and photoluminescence. CrystEngComm, 17, pp. 6297-.