TY - RPRT TI - A program to evaluate a control system based on feedback of aerodynamic pressure differentials, part 1 AU - Hrabak, R. R. AU - Levy, D. W. AU - Finn, P. AU - Roskam, J. PY - 1981 UR - https://ntrs.nasa.gov/citations/19810021596 ID - 19810021596 ER -