Journal of the American Ceramic Society. Jul2015, Vol. 98 Issue 7, p2307-2312. 6p. 3 Color Photographs, 2 Black and White Photographs, 1 Chart, 1 Graph.
Journal of the American Ceramic Society. Aug2013, Vol. 96 Issue 8, p2598-2606. 9p. 2 Color Photographs, 1 Black and White Photograph, 3 Charts, 4 Graphs.