TY - RPRT TI - A high pressure modulated molecular beam mass spectrometric sampling system AU - Stearns, C. A. AU - Kohl, F. J. AU - Fryburg, G. C. AU - Miller, R. A. PY - 1977 UR - https://ntrs.nasa.gov/citations/19770025298 ID - 19770025298 ER -