TY - JOUR AU - Heath-Brown, D. R. TI - A Multiple Exponential Sum to Modulus p 2 JO - Canadian mathematical bulletin PY - 1985 SP - 394 EP - 396 VL - 28 IS - 4 UR - http://geodesic.mathdoc.fr/articles/10.4153/CMB-1985-046-2/ DO - 10.4153/CMB-1985-046-2 ID - 10_4153_CMB_1985_046_2 ER -