%0 Journal Article %A Bender, Edward A. %A Tucker, Thomas W. %T The Exponents of Strongly Connected Graphs %J Canadian journal of mathematics %D 1969 %P 769-782 %V 21 %N 1 %U http://geodesic.mathdoc.fr/articles/10.4153/CJM-1969-088-3/ %R 10.4153/CJM-1969-088-3 %F 10_4153_CJM_1969_088_3