Angewandte Chemie International EditionW. Rittner, A. Müller, A. Neumann, W. Bather, and R. C. Sharma, Generation of the Trangulo-Group Mo v -S2 in the Condensation of MoO 2 S 2 2- to [MoV 2 O 2 S 2 (S 2 ) 2 ] 2- , Angew. Chem. Int. Ed. Engl . 18:436 (1979)....