ULUM, Akhmad Muzaenul. RANCANG BANGUN ALAT PENDORONG KOTAK MENGGUNAKAN SENSOR INFRARED BERBASIS PROGRAMMABLE LOGIC CONTROLLER (PLC) CP1E-E20SDR-A. Jurnal Teknik Mesin (Journal Of Mechanical Engineering), Jakarta, Indonesia, v. 11, n. 1, p. 27–33, 2022. DOI: 10.22441/jtm.v11i1.12339. Disponível em: https://publikasi.mercubuana.ac.id/index.php/jtm/article/view/12339. Acesso em: 3 jun. 2026.