“RANCANG BANGUN SISTEM KEAMANAN OTOMATIS PADA MESIN PEMOTONG KAYU BERBASIS ARDUINO UNO, SENSOR PIR (PASSIVE INFRARED SENSOR), DAN MOTOR SERVO”” (2025) JURNAL MASYRAKAT INDONESIA HARAPAN, 5(05). Available at: https://edumov.ourhope.biz.id/ojs/index.php/jm/article/view/58 (Accessed: 4 February 2026).