@article{10_4153_CJM_1968_074_2,
     author = {Lynn, M. Stuart},
     title = {On the {Diameter} of a {p-Cyclic} {Strongly} {Connected} {Digraph}},
     journal = {Canadian journal of mathematics},
     pages = {749--755},
     year = {1968},
     volume = {20},
     number = {1},
     doi = {10.4153/CJM-1968-074-2},
     url = {http://geodesic.mathdoc.fr/articles/10.4153/CJM-1968-074-2/}
}