Ulum, A.M. 2022. RANCANG BANGUN ALAT PENDORONG KOTAK MENGGUNAKAN SENSOR INFRARED BERBASIS PROGRAMMABLE LOGIC CONTROLLER (PLC) CP1E-E20SDR-A. Jurnal Teknik Mesin (Journal Of Mechanical Engineering). 11, 1 (Mar. 2022), 27–33. DOI:https://doi.org/10.22441/jtm.v11i1.12339.