01132cam a2200277Ii 4500011449800MiAaHDL20141009010000.0m d cr bn ---auaua750327s1974 dcua f000 0 eng dsdr-uiuc6394205(OCoLC)1240717OLAOLAOCLCQUIUUTL521.A3525 no.7711Melfi, Leonard T.A new approach to mass spectrometer measurements of thermospheric density /by Leonard T. Melfi, Jr., F.J. Brock, and Clarence A. Brown, Jr.Washington :National Aeronautics and Space Admin.,1974.32 p. :ill. ;27 cm.NASA technical note ;NASA TN D-7711Published in part in Review of scientific instruments, v.44, no. 10, Oct. 1973.Mode of access: Internet.Atmosphere, UpperDensity.Thermosphere.Spectrometer.Brown, Clarence A.,joint author.Brock, F. J.,joint author.01144980020101104084000.020141009010000.020141112165512.02025-01-02T19:13:42Z2025-01-02T18:30:02ZSDR-UIUCUNKNOWNloader.pl-003-020BKsdr-uiuc6394205uiugSDRUIUCuiug.30112106913699UIU6394205UIUUIUC20250102googleuiug.301121069136991974pdbibUS fed doc