TY - JOUR AU - XI, PING AU - YI, YUAN TI - GENERALIZED D. H. LEHMER PROBLEM OVER SHORT INTERVALS JO - Glasgow mathematical journal PY - 2011 SP - 293 EP - 299 VL - 53 IS - 2 UR - http://geodesic.mathdoc.fr/articles/10.1017/S0017089510000704/ DO - 10.1017/S0017089510000704 ID - 10_1017_S0017089510000704 ER -