@article{1240435759,
author = {BEHZAD, Mehdi},
title = {Minimal 2-regular digraphs with given girth},
journal = {J. Math. Soc. Japan},
volume = {25},
number = {4},
year = {1973},
pages = { 1-6},
language = {en},
url = {http://dml.mathdoc.fr/item/1240435759}
}
BEHZAD, Mehdi. Minimal 2-regular digraphs with given girth. J. Math. Soc. Japan, Tome 25 (1973) no. 4, pp. 1-6. http://gdmltest.u-ga.fr/item/1240435759/