%0 Journal Article %A Dmitrii Zhelezov %T Discrete spheres and arithmetic progressions in product sets %J Acta Arithmetica %D 2017 %P 235-248 %V 178 %N 3 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.4064/aa8332-11-2016/ %R 10.4064/aa8332-11-2016 %G en %F 10_4064_aa8332_11_2016