@article{10_21136_MB_1991_126033,
     author = {Wisztov\'a, Elena},
     title = {On a {Hamiltonian} cycle of the fourth power of a connected graph},
     journal = {Mathematica Bohemica},
     pages = {385--390},
     publisher = {mathdoc},
     volume = {116},
     number = {4},
     year = {1991},
     doi = {10.21136/MB.1991.126033},
     mrnumber = {1146396},
     zbl = {0752.05039},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/MB.1991.126033/}
}