Cahyadi, D., Faturahman, A., Haryani, H. ., Dolan, E. ., & millah, S. . (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