Thermophysics : applications to thermal design of spacecraft : a collection of technical papers drawn from the AIAA 4th Thermophysics Conference, June 16-18, 1969, and from the AIAA 7th Aerospace Sciences Meeting, January 20-22, 1969 - Bevans, Jerry T.; AIAA Thermophysics Conference; AIAA Aerospace Sciences Meeting; American Institute of Aeronautics and Astronautics (Progress in astronautics and aeronautics, 1970)