Local Lattice Structure Around Impurity Ions in IIa-VIb Compounds of NaCl Structure T. Murata, S. Emura, H. Maeda, N. Yamashita et M. Nomura J. Phys. IV France, 7 C2 (1997) C2-1227-C2-1228 DOI: 10.1051/jp4:19972206