Citation: Sabine Strobel; Amitava Choudhury; Peter K. Dorhout; Christian Lipp; Thomas Schleid (2008). Rare-Earth Metal(III) Oxide Selenides M4O4Se[Se2] (M = La, Ce, Pr, Nd, Sm) with Discrete Diselenide Units: Crystal Structures, Magnetic Frustration, and Other Properties. Inorganic Chemistry, 47, pp. 4936-4944.