TY - JOUR AU - Ernvall-Hytönen, Anne-Maria AU - Lepistö, Arto TI - Bounds and computational results for exponential sums related to cusp forms JO - Communications in Mathematics PY - 2009 SP - 81 EP - 90 VL - 17 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/COMIM_2009__17_1_a7/ LA - en ID - COMIM_2009__17_1_a7 ER -