TY - JOUR AU - G. G. Gevorkyan TI - Trigonometric integrals that are integrable by the Riemann method JO - Matematičeskie zametki PY - 1989 SP - 114 EP - 117 VL - 45 IS - 5 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_1989_45_5_a12/ LA - ru ID - MZM_1989_45_5_a12 ER -