Rahardja, U., Mulyati, M., & Budiarty, F. (2021). PENGARUH TEKNOLOGI BLOCKCHAIN TERHADAP KEABSAHAN IJAZAH. Jurnal Manajemen Retail Indonesia (JMARI), 2(1), 11-19. https://doi.org/https://doi.org/10.33050/jmari.v2i1.1428