Wahyuni, T., D. Safitri, and N. A. Batubara Vera. “Perception of the Students of Vocational Program, University of Indonesia: The Implementation of Sistem Informasi Prestasi Mahasiswa Universitas Indonesia (SIPRESMA UI)”. KnE Social Sciences, Vol. 3, no. 11, Aug. 2018, pp. 452–464, doi:10.18502/kss.v3i11.2779.