Kallayalert, Y., C. Wongsawang, B. Keawnuch, and C. Busabok. “The Effect of Calcination Temperature on Crystal Structure of (Al,Cr)2O3 Solid Solution”. Progress in Applied Science and Technology, vol. 9, no. 1, June 2019, pp. 66-70, doi:10.14456/10.14456/stj.2019.7.