The INTEGRAL IBIS/ISGRI System Point Spread Function and Source Location Accuracy A. Gros, A. Goldwurm, M. Cadolle-Bel, P. Goldoni, J. Rodriguez, L. Foschini, M. Del Santo and P. Blay A&A, 411 1 (2003) L179-L183 Published online: 17 November 2003 DOI: 10.1051/0004-6361:20031584