TY - JOUR AU - Eggar, M. H. TI - Ex-homotopy theory JO - Compositio Mathematica PY - 1973 SP - 185 EP - 195 VL - 27 IS - 2 PB - Noordhoff International Publishing UR - http://archive.numdam.org/item/CM_1973__27_2_185_0/ LA - en ID - CM_1973__27_2_185_0 ER -