TY - RPRT TI - Active noise control using noise source having adaptive resonant frequency tuning through variable ring loading AU - Pla, Frederic G. AU - Rajiyah, Harindra AU - Renshaw, Anthony A. AU - Hedeen, Robert A. PY - 1995 UR - https://ntrs.nasa.gov/citations/20080007425 ID - 20080007425 ER -