Purba AM, Purba M, Arlina Pratiwi P, Eva M Simatupang. PELATIHAN SMART RELAY / PROGRAMABLE LOGIC CONTROLLER (PLC) GURU LISTRIK DI SMK SWASTA HKBP KOTA P. SIANTAR PROV. SUMUT. JURNAL PUAN INDONESIA [Internet]. 2022 Jan. 15 [cited 2024 Nov. 16];3(2):213-8. Available from: https://idebahasa.or.id/puanindonesia/index.php/about/article/view/80