@article{bwmeta1.element.bwnjournal-article-smv83i1p12bwm,
author = {Daniel Oberlin},
title = {The size of sums of sets},
journal = {Studia Mathematica},
volume = {83},
year = {1986},
pages = {139-146},
zbl = {0615.43001},
language = {en},
url = {http://dml.mathdoc.fr/item/bwmeta1.element.bwnjournal-article-smv83i1p12bwm}
}
Oberlin, Daniel. The size of sums of sets. Studia Mathematica, Tome 83 (1986) pp. 139-146. http://gdmltest.u-ga.fr/item/bwmeta1.element.bwnjournal-article-smv83i1p12bwm/