SINTERING AND FRACTURE BEHAVIOR OF COMPOSITES BASED ON ALUMINA-ZIRCONIA (YTTRIA)-NONOXIDES T. SATO, A. SHIRATORI and M. SHIMADA J. Phys. Colloques, 47 C1 (1986) C1-733-C1-737 DOI: 10.1051/jphyscol:19861111