Citation: Patrick Gougeon; Michel Potel; R\'egis Gautier (2004). Syntheses and Structural, Physical, and Theoretical Studies of the Novel Isostructural Mo9 Cluster Compounds Ag2.6CsMo9Se11, Ag4.1ClMo9Se11, and h-Mo9Se11 with Tunnel Structures. Inorganic Chemistry, 43, pp. 1257-1263.