Owen Wilkes (1940-2005) was researcher at PRIO in 1977
Wilkes, Owen & Nils Petter Gleditsch (1978) Optical Satellite Tracking: A Case Study in University Participation in Preparation for Space Warfare, Journal of Peace Research 15(3): 205–225.
Wilkes, Owen & Nils Petter Gleditsch (1987) Loran-C and Omega. A Study of the Military Importance of Radio Navigation Aids. Oslo: Norwegian University Press.
The Peace Research Institute Oslo (PRIO) conducts research on the conditions for peaceful relations between states, groups and people.