@article{10_4064_aa155_2_4,
     author = {P\"ar Kurlberg and Jeffrey C. Lagarias and Carl Pomerance},
     title = {Product-free sets with high density},
     journal = {Acta Arithmetica},
     pages = {163--173},
     publisher = {mathdoc},
     volume = {155},
     number = {2},
     year = {2012},
     doi = {10.4064/aa155-2-4},
     language = {en},
     url = {http://geodesic.mathdoc.fr/articles/10.4064/aa155-2-4/}
}