Glass forming tendency in Ga-Ge-S glasses : a structural approach N. Chbani, A. M. Loireau-Lozac'h, F. Keller et S. BénazethJ. Phys. IV France, 04 C9 (1994) C9-113-C9-116DOI: https://doi.org/10.1051/jp4:1994915