Citation: An, Haiyan; Liu, Xuan; Chen, Hao; Han, Zhengbo; Zhang, Hua; Chen, Zhaofei (2011). Assembling Anderson-type polyoxometalates with manganese(ii) in the presence of pyridylacrylic acid ligands: a 2D layer and two polymorphs. CrystEngComm, 13, pp. 5384-.