TY - JOUR AU - Hong-Quan Liu TI - On the estimates of double exponential sums JO - Acta Arithmetica PY - 2007 SP - 203 EP - 247 VL - 129 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/articles/10.4064/aa129-3-1/ DO - 10.4064/aa129-3-1 LA - en ID - 10_4064_aa129_3_1 ER -