@article{10_4153_CJM_1966_073_4,
     author = {Barnette, David},
     title = {Trees in {Polyhedral} {Graphs}},
     journal = {Canadian journal of mathematics},
     pages = {731--736},
     year = {1966},
     volume = {18},
     number = {1},
     doi = {10.4153/CJM-1966-073-4},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-1966-073-4/}
}