On Optimal Path and Source Redundancy for Achieving QoS and Maximizing Lifetime of Query-Based Wireless Sensor Networks. - Anh Phan Speer; Ing-Ray Chen (MASCOTS, 2006)

Effect of redundancy on the mean time to failure of wireless sensor networks. - Anh Phan Speer; Ing-Ray Chen (Concurr. Comput. Pract. Exp., 2007)

Adaptive Fault-Tolerant QoS Control Algorithms for Maximizing System Lifetime of Query-Based Wireless Sensor Networks. - Ing-Ray Chen; Anh Phan Speer; Mohamed Eltoweissy (IEEE Trans. Dependable Secur. Comput., 2011)