%0 Journal Article %A H. Meier-Wunderli %T Note on a basis of P. hall for the higher commutators in free groups. %J Commentarii mathematici Helvetici %D 1952 %P 1-5 %V 26 %I mathdoc %U http://geodesic.mathdoc.fr/item/CMH_1952__26_139031/ %F CMH_1952__26_139031