Citation: Uheda, K.; Yamamoto, H.; Yamane, H.; Inami, W.; Tsuda, K.; Yamamoto, Y.; Hirosaki, N. (2009). An analysis of crystal structure of Ca-deficient oxonitridoaluminosilicate, Ca0.88Al0.91Si1.09N2.85O0.15. Journal of the Ceramic Society of Japan, 117, pp. 94-98.