TY - RPRT TI - Approximation methods for control of structural acoustics models with piezoceramic actuators AU - Banks, H. T. AU - Fang, W. AU - Silcox, R. J. AU - Smith, R. C. PY - 1993 UR - https://ntrs.nasa.gov/citations/19930039747 ID - 19930039747 ER -