SPECTROSCOPIC PROPERTIES OF Ca-SUBSTITUTED GADOLINIUM GALLIUM GARNET DOPED WITH V4+ A. SUCHOCKI, A. BRENIER, C. PEDRINI et G. BOULON J. Phys. IV France, 01 C7 (1991) C7-323-C7-326 DOI: 10.1051/jp4:1991786