@article{01990001,
title = {An upper bound for the representation number of graphs with fixed order.},
journal = {Integers},
volume = {3},
year = {2003},
zbl = {1023.05104},
language = {en},
url = {http://dml.mathdoc.fr/item/01990001}
}
Narayan, Darren A. An upper bound for the representation number of graphs with fixed order.. Integers, Tome 3 (2003) . http://gdmltest.u-ga.fr/item/01990001/