1. Waring's problem with Piatetski Shapiro numbers;Akbal;Mathematika,2016
2. Waring–Goldbach problem with Piatetski-Shapiro primes;Akbal;J. Théor. Nombres Bordeaux,2017
3. van der Corput's Method of Exponential Sums;Graham,1991
4. Analytic Number Theory;Iwaniec,2004
5. On Weyl sums over primes and almost primes;Kumchev;Michigan Math. J.,2006