@article{10_21136_CMJ_1979_101641,
     author = {Nebesk\'y, Ladislav},
     title = {On 2-factors in squares of graphs},
     journal = {Czechoslovak Mathematical Journal},
     pages = {588--594},
     publisher = {mathdoc},
     volume = {29},
     number = {4},
     year = {1979},
     doi = {10.21136/CMJ.1979.101641},
     mrnumber = {548222},
     zbl = {0425.05059},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1979.101641/}
}