title: Formation of two-dimensional supramolecular icelike layer containing (H2O)12 rings.
authors.affiliation: State Key Laboratory of Rare Earth Materials Chemistry and Applications, College of Chemistry and Molecular Engineering, Peking University, Beijing 100871, P. R. China. mabqing@yahoo.com
authors.forename: Bao-Qing
authors.initials: BQ
authors.lastname: Ma
authors.forename: Hao-Ling
authors.initials: HL
authors.lastname: Sun
authors.forename: Song
authors.initials: S
authors.lastname: Gao