TY - RPRT TI - Spacelab 2 Upper Atmospheric Modification experiment over Arecibo. I - Neutral gas dynamics AU - Bernhardt, P. A. AU - Kashiwa, B. A. AU - Tepley, C. A. AU - Noble, S. T. PY - 1988 UR - https://ntrs.nasa.gov/citations/19890051525 ID - 19890051525 ER -