Cahyadi, Dede, Adam Faturahman, Hendriyanti Haryani, Ellen Dolan, and Shofiyul millah. 2021. “RETRACTED (ditarik) : BCS : Blockchain Smart Curriculum System for Verification Student Accreditation”. International Journal of Cyber ​​and IT Service Management (IJCITSM) 1 (1):65-83. https://doi.org/10.34306/ijcitsm.v1i1.20.