1. Estimates on exponential sums related to Diffie–Hellman distributions;Bourgain;GAFA,2005
2. On the size of k-fold sum and product sets of integers;Bourgain;JAMS,2004
3. J. Bourgain, M.-C. Chang, Sum-product theorems in algebraic number fields, Journal d'Analyse Mathematique, in press
4. A polynomial bound in Freiman's Theorem;Chang;Duke Math. J.,2002
5. Product theorems in SL2 and SL3;Chang;J. Math. Jussieu,2008