PURBA, A. M.; 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. PUAN INDONESIA, [S. l.], v. 3, n. 2, p. 213–218, 2022. DOI: 10.37296/jpi.v3i2.80. Disponível em: https://idebahasa.or.id/puanindonesia/index.php/about/article/view/80. Acesso em: 16 nov. 2024.