The complete product of annihilatingly unique digraphs. - Che-Sheng Gan (Int. J. Math. Math. Sci., 2005)

Short and Efficient Identity-Based Undeniable Signature Scheme. - Rouzbeh Behnia; Swee-Huay Heng; Che-Sheng Gan (TrustBus, 2012)

An efficient certificateless undeniable signature scheme. - Rouzbeh Behnia; Swee-Huay Heng; Che-Sheng Gan (Int. J. Comput. Math., 2015)