1. C.H. Chao Chen, L.J. Yu, C.H. Yi, Opt. Express. 21, 3 (2013)
2. LED Professional Review, 2 (June 2007) Luger Research & LED professional
3. A. Poppe, G. Farkas, G. Molnár, B. Katona, T. Temesvölgyi, W.K. Jimmy, Proc. SPIE, 7784 (2010)
4. A. Poppe, G. Farkas, V. Székely, G. Horváth, M. Rencz, 22nd IEEE Meas. Power SEMI-THERM Symp. (2006)
5. A. Boudennea, L. Ibosa, M. Foisa, J.C. Majeste, E. Ge´hina, Compos. Part A. 36 (2005)