Derangement Polynomials and Excedances of Type B. - William Y. C. Chen; Robert L. Tang; Alina F. Y. Zhao (Electron. J. Comb., 2009)

The q-log-convexity of the Narayana polynomials of type B. - William Y. C. Chen; Robert L. Tang; Larry X. W. Wang; Arthur L. B. Yang (Adv. Appl. Math., 2010)