Moch Sholeh, Esther Yolanda Talahaturuson, Maulana Rizqi, and Agustinus Bimo Gumelar. “Designing an Ethereum-Based Blockchain for Tuition Payment System Using Smart Contract Service ”. Jurnal RESTI (Rekayasa Sistem dan Teknologi Informasi) 6, no. 2 (April 29, 2022): 275 - 280. Accessed May 9, 2025. https://jurnal.iaii.or.id/index.php/RESTI/article/view/3917.