Mas Erwan, Athirah Nabihah, Mohamad Norul Hafiz Muzaffar Alfian, and Mohamad Syafiq Mohamad Adenan. 2021. “Smart Door Lock”. International Journal of Recent Technology and Applied Science (IJORTAS) 3 (1), 1-15. https://doi.org/10.36079/lamintang.ijortas-0301.194.