%0 Journal Article %A Nebeský, Ladislav %T A generalization of Hamiltonian cycles for trees %J Czechoslovak Mathematical Journal %D 1976 %P 596-603 %V 26 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1976.101430/ %R 10.21136/CMJ.1976.101430 %G en %F 10_21136_CMJ_1976_101430