@article{10_4153_CMB_1972_035_8,
     author = {Guy, Richard K.},
     title = {The {Slimming} {Number} and {Genus} of {Graphs}},
     journal = {Canadian mathematical bulletin},
     pages = {195--200},
     year = {1972},
     volume = {15},
     number = {2},
     doi = {10.4153/CMB-1972-035-8},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CMB-1972-035-8/}
}