Citation: Karmakar, Anirban; Paul, Anup; Mahmudov, Kamran T.; Guedes da Silva, M. F\'atima C.; Pombeiro, Armando J. L. (2016). pH dependent synthesis of Zn(ii) and Cd(ii) coordination polymers with dicarboxyl-functionalized arylhydrazone of barbituric acid: photoluminescence properties and catalysts for Knoevenagel condensation. New J. Chem., 40, pp. 1535-.