A necessary condition on the existence of abelian difference sets. - Weisheng Qiu (Discret. Math., 1995)

A note on perfect arrays. - Xiwang Cao; Weisheng Qiu (IEEE Signal Process. Lett., 2004)

Pseudo-Paley graphs and skew Hadamard difference sets from presemifields. - Guobiao Weng; Weisheng Qiu; Zeying Wang; Qing Xiang (Des. Codes Cryptogr., 2007)

On the ranks of bent functions. - Guobiao Weng; Rongquan Feng; Weisheng Qiu (Finite Fields Their Appl., 2007)

Note On (m, 2, m-1, m-2/2) Relative Difference Sets. - Tao Feng; Weisheng Qiu (Ars Comb., 2009)