Ibadillah, Achmad Fiqhi, Miftachul Ulum, and Maulina Safitri. 2022. “METODE VIOLA-JONES RANCANG BANGUN SMART DOOR LOCK PINTU LABORATORIUM MENGGUNAKAN VIOLA JONES”. MULTITEK INDONESIA : JURNAL ILMIAH 15 (2):1-12. https://doi.org/10.24269/mtkind.v15i2.2428.