1. Wright, J.P."Development of a 5-Watt 70K Passive Radiator", AIAA paper 80-1512.
2. Sherman A., Hickman, D. E., Donohoe, M. J. "Radiant Coolers - Theory, Flight Histories, Design Comparisons and Future Applications", AIAA paper 75-184.
3. Hybrid cryogenic cooler for space flight applications