00639nam 2200169z- 450 9910690472903321(CKB)5470000002338572(EXLCZ)99547000000233857220230503cuuuuuuuu -u- -engNASA/DoD aerospace knowledge diffusion research project : results of the phase 1 mail survey. Report number 47, Survey of reader preferences concerning the format of NASA Langley-authored technical reportWashington, D.CNASA/DoD aerospace knowledge diffusion research project BOOK9910690472903321NASA2959247UNINA