TY - JOUR AU - Mouloud Goubi TI - Series Expansion of a Cotangent Sum Related to the Estermann Zeta Function JO - Kragujevac Journal of Mathematics PY - 2021 SP - 343 VL - 45 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/KJM_2021_45_3_a1/ LA - en ID - KJM_2021_45_3_a1 ER -