Noor Amer Hamzah, Muneer S.G. Mansoor, Zinah S. Jabbar, Yitong Niu, Jamal Fadhil Tawfeq, Ahmed Dheyaa Radhi. Control method of LED matrix bulletin board that can be connected to Bluetooth mobile phone. JPPMI [Internet]. 2023 Jul. 2 [cited 2026 Apr. 17];3(7):310-9. Available from: https://jppmi.ptti.web.id/index.php/jppmi/article/view/188