![]() |
@article{DBLP:journals/dm/Ishigami96,
author = {Yoshiyasu Ishigami},
title = {An extremal problem of d permutations containing every permutation
of every t elements},
journal = {Discrete Mathematics},
volume = {159},
number = {1-3},
year = {1996},
pages = {279-283},
ee = {http://dx.doi.org/10.1016/0012-365X(95)00087-D},
bibsource = {DBLP, http://dblp.uni-trier.de}
}
Copyright © 2007-07-05 by Michael Ley (ley@uni-trier.de)