X-Ray Absorption Study of the Short Range Order of Tungsten and Molybdenum Ions in BaO-P2O5-WO3 and CaO-P2O5-MoO3 Glasses A. Kuzmin et J. PuransJ. Phys. IV France, 7 C2 (1997) C2-971-C2-973DOI: https://doi.org/10.1051/jp4:19972105