@article{10_21136_CMJ_1975_101296,
     author = {Alavi, Yousef and Chartrand, Gary},
     title = {The existence of 2-factors in squares of graphs},
     journal = {Czechoslovak Mathematical Journal},
     pages = {79--83},
     publisher = {mathdoc},
     volume = {25},
     number = {1},
     year = {1975},
     doi = {10.21136/CMJ.1975.101296},
     mrnumber = {0369165},
     zbl = {0312.05124},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.21136/CMJ.1975.101296/}
}