TY - JOUR AU - Feng-Zhen Zhao TI - On log-concavity of a class of generalized Stirling numbers JO - The electronic journal of combinatorics PY - 2012 VL - 19 IS - 2 UR - http://geodesic.mathdoc.fr/articles/10.37236/2228/ DO - 10.37236/2228 ID - 10_37236_2228 ER -