Quantitative investigation of bonding characteristics in ternary Zintl anions: Charge and energy analysis of [Sn2E152(ZnPh)]- (E15 = Sb, Bi) and [Sn2Sb5(ZnPh)2]3-. - Marc Raupach; Stefanie Dehnen; Ralf Tonner (J. Comput. Chem., 2014)