Zulkurniawan, Zulkurniawan, Bhakti Yudho Suprapto, and Irwan Dinata. “DESIGN BUILDING OF AUTOMATED FOOTWEAR AUTOMATIC VEHICLES BASED ON MICROCONTROLLER AT89S51”. Jurnal Ecotipe (Electronic, Control, Telecommunication, Information, and Power Engineering) 2, no. 1 (April 30, 2015): 26–33. Accessed October 8, 2025. https://ecotipe.ubb.ac.id/index.php/ecotipe/article/view/57.