TY - JOUR AU - Hassett, Matthew J. TI - Extension pathology in regressive isols JO - Compositio Mathematica PY - 1973 SP - 31 EP - 39 VL - 26 IS - 1 PB - Noordhoff International Publishing UR - http://www.numdam.org/item/CM_1973__26_1_31_0/ LA - en ID - CM_1973__26_1_31_0 ER -