Sinaga, Ferry Oliver. “Rancang Bangun Miniatur Eskalator Otomatis Menggunakan Sensor Berat (Load Cell) Berbabsis Mikrokontroler ATmega 2560”. EINSTEIN (e-Journal) 8, no. 2 (June 27, 2020): 1–7. Accessed October 13, 2025. https://jurnal.unimed.ac.id/2012/index.php/einsten/article/view/14161.