%0 Journal Article %A Heath-Brown, D. R. %T A Multiple Exponential Sum to Modulus p 2 %J Canadian mathematical bulletin %D 1985 %P 394-396 %V 28 %N 4 %U http://geodesic.mathdoc.fr/articles/10.4153/CMB-1985-046-2/ %R 10.4153/CMB-1985-046-2 %F 10_4153_CMB_1985_046_2