3 citations to https://www.mathnet.ru/eng/dan1978

1. M. A. Korolev, “On Anatolii Alekseevich Karatsuba's works written in the 1990s and 2000s”, Proc. Steklov Inst. Math., 299 (2017), 1–43              
2. M. E. Changa, “On Zeros of Real Trigonometric Sums”, Math. Notes, 76:5 (2004), 738–742            
3. A. A. Karatsuba, “Zeros and Local Extrema of Trigonometric Sums”, Problems Inform. Transmission, 39:1 (2003), 78–91