Fernando, Erick, Yulius Denny Prabowo, Winanti Winanti, David Tjahjana, and Monika Evelin Johan. 2026. “A Validated Blockchain Model and Architecture for Public Health System for Data Security”. Jurnal RESTI (Rekayasa Sistem Dan Teknologi Informasi) 9 (6): 1485-92. https://doi.org/10.29207/resti.v9i6.6934.