TY - RPRT TI - High Displacement Solid State Ferroelectric Loudspeaker AU - Regan, Curtis R. AU - Jalink, Antony, Jr. AU - Hellbaum, Richard F. AU - Rohrbach, Wayne W. PY - 1998 UR - https://ntrs.nasa.gov/citations/19990008578 ID - 19990008578 ER -