@article{05132829,
title = {The induced subgraph order on unlabelled graphs.},
journal = {The Electronic Journal of Combinatorics [electronic only]},
volume = {13},
year = {2006},
zbl = {1110.06008},
language = {en},
url = {http://dml.mathdoc.fr/item/05132829}
}
Sloss, Craig A. The induced subgraph order on unlabelled graphs.. The Electronic Journal of Combinatorics [electronic only], Tome 13 (2006) . http://gdmltest.u-ga.fr/item/05132829/