TY - RPRT TI - Adaptive multibeam antennas for spacelab. Phase A: Feasibility study AU - Allen, C. C. AU - Applebaum, S. P. AU - Popowsky, W. J. AU - Wouch, G. PY - 1976 UR - https://ntrs.nasa.gov/citations/19760023359 ID - 19760023359 ER -