THE NATURE OF ETI, ITS LONGEVITY AND LIKELY INTEREST IN MANKIND: THE HUMAN ANALOGY RE-EXAMINED
SEARCHING FOR GOOD SCIENCE: THE CANCELLATION OF NASA'S SETI PROGRAM
Journal of the British Interplanetary Society : JBIS
Journal of the Irish Railway Record Society
PLACING A LIMIT ON STAR-FED KARDASHEV TYPE III CIVILISATIONS
Revisiting Elliptical Satellite Orbits to Enhance the 03b Constellation
Britain's Transonic Model Aircraft Project (1945-1948)