2 citations to https://www.mathnet.ru/eng/sjdm6

1. Bryce Kerr, Igor E. Shparlinski, Xiaosheng Wu, Ping Xi, “Bounds on bilinear forms with Kloosterman sums”, Journal of London Math Soc, 108:2 (2023), 578  
2. Igor E. Shparlinski, Qiang Wang, “Exponential Sums with Sparse Polynomials over Finite Fields”, SIAM J. Discrete Math., 35:2 (2021), 976