%0 Journal Article %A Hughes, N. J. S. %T Steinitz' exchange theorem for infinite bases. II %J Compositio Mathematica %D 1965-1966 %P 152-155 %V 17 %I Kraus Reprint %U http://www.numdam.org/item/CM_1965-1966__17__152_0/ %G en %F CM_1965-1966__17__152_0