@article{05822286,
title = {On relatively prime subsets and supersets.},
journal = {Integers},
volume = {10},
year = {2010},
pages = {565-574},
doi = {10.1515/INTEG.2010.047},
zbl = {1213.11013},
language = {en},
url = {http://dml.mathdoc.fr/item/05822286}
}
El Bachraoui, Mohamed. On relatively prime subsets and supersets.. Integers, Tome 10 (2010) pp. 565-574. doi : 10.1515/INTEG.2010.047. http://gdmltest.u-ga.fr/item/05822286/