TY - JOUR AU - Pan, Xiaowei AU - Zhang, Wenpeng TI - On Lehmer's problem and Dedekind sums JO - Czechoslovak Mathematical Journal PY - 2011 SP - 909 EP - 916 VL - 61 IS - 4 PB - mathdoc UR - https://geodesic-test.mathdoc.fr/articles/10.1007/s10587-011-0058-2/ DO - 10.1007/s10587-011-0058-2 LA - en ID - 10_1007_s10587_011_0058_2 ER -