TY - RPRT TI - NASA/DOD Aerospace Knowledge Diffusion Research Project. Report 13: Source selection and information use by US aerospace engineers and scientists: Results of a telephone survey AU - Pinelli, Thomas E. AU - Glassman, Nanci A. PY - 1992 UR - https://ntrs.nasa.gov/citations/19920024055 ID - 19920024055 ER -