Kilduff, L., M, R., N.A, R., B.T, C., C.J, C., & L, K. (2017). The Physiological and Performance Effects of Caffeine Gum Consumed During A Simulated Half-Time By Professional Academy Rugby Union Players. Journal of Strength and Conditioning Research, p. 1. doi:10.1519/JSC.0000000000002185

Kilduff, Liam, Russell M, Reynolds N.A, Crewther B.T, Cook C.J, and Kilduff L. "The Physiological and Performance Effects of Caffeine Gum Consumed During A Simulated Half-Time By Professional Academy Rugby Union Players." Journal of Strength and Conditioning Research 2017: 1.

Kilduff, Liam, et al. "The Physiological and Performance Effects of Caffeine Gum Consumed During A Simulated Half-Time By Professional Academy Rugby Union Players." Journal of Strength and Conditioning Research 2017: 1.