TY - GEN AU - E R Jr Fuller AU - R F Jr Krause AU - M D Vaudin AU - T R Palamides C2 - , National Institute of Standards and Technology, Gaithersburg, MD DA - 1989-01-01 05:01:00 DO - https://doi.org/10.6028/NIST.IR.88-4018 LA - en PB - , National Institute of Standards and Technology, Gaithersburg, MD PY - 1989 TI - Toughening mechanisms in ceramic composites- semi-annual progress report for the period ending September 30, 1988: ER -