Nugraha, M.R., SM, N.N.F., K. R, S. and H, A.T. 2022. Smart Based Decision Support System (DSS) for Additional Classes. SISITI : Seminar Ilmiah Sistem Informasi dan Teknologi Informasi. 11, 1 (Aug. 2022), 37–43. DOI:https://doi.org/10.36774/sisiti.v11i1.940.