TY - BOOK AU - Lassiter, William S. TI - In situ mass analysis of particles by surface ionization mass spectrometry [NASA TM X-3112] PY - 1974/// CY - Washington, D. C. PB - National Aeronautics and Space Administration KW - Mass spectroscopy N1 - Bound vol. contains NASA TN X 3111-3119 ER -