@article{10_4153_CJM_1967_121_2,
     author = {Watkins, M. E. and Mesner, D. M.},
     title = {Cycles and {Connectivity} in {Graphs}},
     journal = {Canadian journal of mathematics},
     pages = {1319--1328},
     year = {1967},
     volume = {19},
     number = {1},
     doi = {10.4153/CJM-1967-121-2},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-1967-121-2/}
}