Analysis of Large Impurity Atmospheres at Dislocations and Associated Point Defect Reactions in Differently n-Doped GaAs Crystals C. Frigeri, J.L. Weyher, J. Jiménez et P. Martín J. Phys. III France, 7 12 (1997) 2339-2360 DOI: 10.1051/jp3:1997263