Display Strategies for Program Browsing: Concepts and Experiment. - Ben Shneiderman; Philip Shafer; Roland Simon; Linda J. Weldon (IEEE Softw., 1986)

Using high-powered long-range zigbee devices for communication during amateur car racing events. - James Wakemen; Matthew Hodson; Philip Shafer; Vasil Hnatyshin (VITAE, 2013)