Manh Trung, Tran, 		Tu, Nguyen, 		Quang, Nguyen, 		Trung, Do, AND 		Huy, Pham.
" Photoluminescent Properties of Red-emitting AlPO4:Cr3+ Phosphor for Plant Growth LEDs" <em>VNU Journal of Science: Mathematics - Physics</em> [Online], Volume 37 Number 3 (27 September 2021)