ELECTRONIC-STRUCTURE OF METAL CHALCOGEN CUBANE CLUSTERS - PHOTOELECTRON SPECTROSCOPIC, ELECTROCHEMICAL, AND THEORETICAL-STUDIES OF [(ETA-C5H4ME)TIS]4, [(ETA-C5H4ME)VS]4, [(ETA-C5H5)CRO]4, [(ETA-C5H4ME)CRO]4, [(ETA-C5H4ME)CRS]4, [(ETA-C5H4ME)CRSE]4, [(ETA-C5H4(I)PR)MOS]4, AND [(ETA-C5H4(I)PR)MOSE]4 - Davies, C; Green, J; Kaltsoyannis, N; Macdonald, M; Qin, J; Rauchfuss, T; Redfern, C; Stringer, G; Woolhouse, M (1992)