TY - JOUR AU - C. Rotthaus TI - On the approximation property of excellent rings. JO - Inventiones mathematicae PY - 1987 SP - 39 EP - 64 VL - 88 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IM_1987__88_143443/ ID - IM_1987__88_143443 ER -