TY - JOUR AU - Bourgain, Jean AU - Chang, Mei-Chu TI - On the size of 𝑘-fold sum and product sets of integers JO - Journal of the American Mathematical Society PY - 2004 SP - 473 EP - 497 VL - 17 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.1090/S0894-0347-03-00446-6/ DO - 10.1090/S0894-0347-03-00446-6 ID - 10_1090_S0894_0347_03_00446_6 ER -