TY - JOUR AU - Lange, Tanja AU - Shparlinski, Igor E. TI - Certain Exponential Sums and Random Walks on Elliptic Curves JO - Canadian journal of mathematics PY - 2005 SP - 338 EP - 350 VL - 57 IS - 2 UR - http://geodesic.mathdoc.fr/articles/10.4153/CJM-2005-015-8/ DO - 10.4153/CJM-2005-015-8 ID - 10_4153_CJM_2005_015_8 ER -