Citation: Xing-Qiang L\"u; Ji-Jun Jiang; Chun-Long Chen; Bei-Sheng Kang; Cheng-Yong Su (2005). 3D Coordination Polymers with Nitrilotriacetic and 4,4'-Bipyridyl Mixed Ligands: Structural Variation Based on Dinuclear or Tetranuclear Subunits Assisted by Na-O and/or O-H...O Interactions. Inorganic Chemistry, 44, pp. 4515-4521.