TY - JOUR AU - G. I. Gusev TI - On the exact value of a complete trigonometric sum with an exponential function JO - Matematičeskie zametki PY - 1992 SP - 41 EP - 45 VL - 51 IS - 6 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_1992_51_6_a5/ LA - ru ID - MZM_1992_51_6_a5 ER -