title: A four-shell, nesting doll-like 3d-4f cluster containing 108 metal ions.
authors.affiliation: State Key Laboratory of Physical Chemistry of Solid Surface and Department of Chemistry, College of Chemistry and Chemical Engineering, Xiamen University, Xiamen 361005, China.
authors.forename: Xiang-Jian
authors.initials: XJ
authors.lastname: Kong
authors.forename: Yan-Ping
authors.initials: YP
authors.lastname: Ren
authors.forename: Wen-Xian
authors.initials: WX
authors.lastname: Chen
authors.forename: La-Sheng
authors.initials: LS
authors.lastname: Long
authors.forename: Zhiping
authors.initials: Z
authors.lastname: Zheng
authors.forename: Rong-Bin
authors.initials: RB
authors.lastname: Huang
authors.forename: Lan-Sun
authors.initials: LS
authors.lastname: Zheng