%0 Journal Article %A Erdös, Pál %A Sárközy, András %T Some solved and unsolved problems in combinatorial number theory %J Mathematica slovaca %D 1978 %P 407-421 %V 28 %N 4 %I mathdoc %U http://geodesic.mathdoc.fr/item/MASLO_1978__28_4_a7/ %G en %F MASLO_1978__28_4_a7