Porter, D. L., & Heuer, A. H. (1977). Mechanisms of toughening partially stabilized zirconia (PSZ). Journal of the American Ceramic Society, 60, 183. https://doi.org/10.1111/j.1151-2916.1977.tb15509.x
Chicago Style (17th ed.) CitationPorter, D. L., and A. H. Heuer. "Mechanisms of Toughening Partially Stabilized Zirconia (PSZ)." Journal of the American Ceramic Society 60 (1977): 183. https://doi.org/10.1111/j.1151-2916.1977.tb15509.x.
MLA (9th ed.) CitationPorter, D. L., and A. H. Heuer. "Mechanisms of Toughening Partially Stabilized Zirconia (PSZ)." Journal of the American Ceramic Society, vol. 60, 1977, p. 183, https://doi.org/10.1111/j.1151-2916.1977.tb15509.x.
Warning: These citations may not always be 100% accurate.