A New End-to-End Authentication Protocol for Mobile Users to Access Internet Services. - Li-Sha He; Ning Zhang 001; Li-Rong He (SEC, 2002)

An Asymmetric Authentication Protocol for M-Commerce Applications. - Li-Sha He; Ning Zhang 001 (ISCC, 2003)

A new signature scheme: joint-signature. - Li-Sha He; Ning Zhang 001 (SAC, 2004)

Secure M-commerce Transactions: A Third Party Based Signature Protocol. - Li-Sha He; Ning Zhang 001; Li-Rong He; Ian Rogers (IAS, 2007)