%0 Journal Article %A Chvátal, V. %T Flip-Flops in Hypohamiltonian Graphs %J Canadian mathematical bulletin %D 1973 %P 33-41 %V 16 %N 1 %U http://geodesic.mathdoc.fr/articles/10.4153/CMB-1973-008-9/ %R 10.4153/CMB-1973-008-9 %F 10_4153_CMB_1973_008_9