HERAWATI, Citra Widya. Verification Of Student Diplomas Based On Qr Code. Knowbase : International Journal of Knowledge in Database, [S.l.], v. 2, n. 2, p. 156-165, dec. 2022. ISSN 2797-7501. Available at: <http://ejournal.uinbukittinggi.ac.id/index.php/ijokid/article/view/5851>. Date accessed: 03 May. 2024. doi:http://dx.doi.org/10.30983/knowbase.v2i2.5851.