Aulia, Muhammad Fathir, Diky Suryandi, and Jesron Nainggolan. “Implementation of Finite State Automata on Pizza Vending Machine System”. JITCoS : Journal of Information Technology and Computer System 1, no. 1 (June 30, 2025): 7–15. Accessed December 6, 2025. https://jitcos.com/index.php/jitcos/article/view/3.