@article{10_4153_CJM_1966_109_8,
     author = {Benson, Clark T.},
     title = {Minimal {Regular} {Graphs} of {Girths} {Eight} and {Twelve}},
     journal = {Canadian journal of mathematics},
     pages = {1091--1094},
     year = {1966},
     volume = {18},
     number = {1},
     doi = {10.4153/CJM-1966-109-8},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-1966-109-8/}
}