@article{01127747,
title = {Longest cycles in certain bipartite graphs.},
journal = {International Journal of Mathematics and Mathematical Sciences},
volume = {21},
year = {1998},
pages = {103-106},
doi = {10.1155/S0161171298000131},
zbl = {0890.05040},
language = {en},
url = {http://dml.mathdoc.fr/item/01127747}
}
Wong, Pak-Ken. Longest cycles in certain bipartite graphs.. International Journal of Mathematics and Mathematical Sciences, Tome 21 (1998) pp. 103-106. doi : 10.1155/S0161171298000131. http://gdmltest.u-ga.fr/item/01127747/