TY - JOUR AU - D.R. Morrison TI - On K3 surfaces with large Picard number. JO - Inventiones mathematicae PY - 1984 SP - 105 EP - 122 VL - 75 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IM_1984__75_143091/ ID - IM_1984__75_143091 ER -