TY - JOUR AU - Hughes, N. J. S. TI - Steinitz' exchange theorem for infinite bases JO - Compositio Mathematica PY - 1962-1964 SP - 113 EP - 118 VL - 15 PB - Kraus Reprint UR - http://www.numdam.org/item/CM_1962-1964__15__113_0/ LA - en ID - CM_1962-1964__15__113_0 ER -