Dimitrov Stoyan Ivanov

Publications in Math-Net.Ru

1. Exponential sums over Piatetski–Shapiro primes in arithmetic progressions
   
   Algebra i Analiz, 37:3 (2025),  75–89
2. Square-Free Numbers of the Form $x^2+y^2+z^2+z+1$ and $x^2+y^2+z+1$
   
   Mat. Zametki, 114:6 (2023),  1169–1183