Exponential Sums

(with R. C. Vaughan) Exponential sums with multiplicative coefficients, Invent. Math. 43 (1977), 69-82. MR56#15579 (M. Jutila)  

(with H. Niederreiter) Estimation optimale de sommes exponentielles, Bull. Soc. Math. Grèce (N.S.) 18 (1977), 291-301. MR80c:10042 (E. Stankus)  

An exponential polynomial formed with the Legendre symbol, Acta Arith. 37 (1980), 375-380. MR82a:10041 (A. I. Vinogradov)  

Distribution of small powers of a primitive root, Advances in number theory (Kingston, 1991), Oxford Sci. Publ., Oxford Univ. Press (New York), 1993, pp. 137-149. MR96j:11112 (D. R. Heath-Brown)  

(with R. C. Vaughan & T. D. Wooley) Some remarks on Gauss sums associated with kth powers, Math. Proc. Cambridge Philos. Soc. 118 (1995), 21-33. MR96e:11110 (R. J. Cook)