@article{00952331,
title = {Conditions on periodicity for sum-free sets.},
journal = {Experimental Mathematics},
volume = {5},
year = {1996},
pages = {131-137},
doi = {10.1080/10586458.1996.10504584},
zbl = {0871.11013},
language = {en},
url = {http://dml.mathdoc.fr/item/00952331}
}
Calkin, Neil J.; Finch, Steven R. Conditions on periodicity for sum-free sets.. Experimental Mathematics, Tome 5 (1996) pp. 131-137. doi : 10.1080/10586458.1996.10504584. http://gdmltest.u-ga.fr/item/00952331/