TY - RPRT TI - Brayton heat exchanger unit development program (alternate design) AU - Duncan, J. D. AU - Gibson, J. C. AU - Graves, R. F. AU - Morse, C. J. AU - Richard, C. E. PY - 1973 UR - https://ntrs.nasa.gov/citations/19740007543 ID - 19740007543 ER -