Pressa Perdana Surya, Rezki Setya Irsadi, Zainal Mustakim, and Alviani Hesthi Permata N, “Pengenalan Instalasi Programmable Logic Controller (Plc) Bagi Siswa Smk Muhammadiyah 3 Gresik”, ABIDUMASY, vol. 2, no. 2, Oct. 2021.