%0 Journal Article %A Hughes, N. J. S. %T The Jordan-Hölder-Schreier theorem for general algebraic systems %J Compositio Mathematica %D 1959-1960 %P 228-236 %V 14 %I Kraus Reprint %U http://www.numdam.org/item/CM_1959-1960__14__228_0/ %G en %F CM_1959-1960__14__228_0