Sardari, Naser T. Max Planck Institute for Mathematics, Max Planck Society;
https://doi.org/10.1016/j.jnt.2020.05.010 (Verlagsversion)
1909.07365.pdf (Preprint), 317KB
Sardari, N. T., & Zargar, M. (2020). Ramanujan graphs and exponential sums over function fields. Journal of Number Theory, 217, 44-77. doi:10.1016/j.jnt.2020.05.010.