The European videotex standard. - Geoff Childs (Comput. Commun., 1982)

United Kingdom Videotex Service and the European Unified Videotex Standard. - Geoff Childs (IEEE J. Sel. Areas Commun., 1983)

Routing in wireless ad hoc networks jointly optimized for minimum transmission power and maximum network lifetime. - Danish Khan; Peter Ball; Geoff Childs (CSNDSP, 2012)