@article{05242320,
title = {Gaps in the spectrum of Nathanson heights of projective points.},
journal = {Integers},
volume = {7},
year = {2007},
zbl = {1178.11006},
language = {en},
url = {http://dml.mathdoc.fr/item/05242320}
}
O'Bryant, Kevin. Gaps in the spectrum of Nathanson heights of projective points.. Integers, Tome 7 (2007) . http://gdmltest.u-ga.fr/item/05242320/