Al Humayun, Md. Abdullah, et al. “A COMPARATIVE ANALYSIS OF EFFECT OF TEMPERATURE ON BAND-GAP ENERGY OF GALLIUM NITRIDE AND ITS STABILITY BEYOND ROOM TEMPERATURE USING BOSE–EINSTEIN MODEL AND VARSHNI’S MODEL”. IIUM Engineering Journal, vol. 18, no. 2, Dec. 2017, pp. 151-7, doi:10.31436/iiumej.v18i2.703.