SEMBIRING, Rahmat Widia et al.
 Sistem Pakar Berbasis Web Dalam Penentuan Pemilihan Jurusan Vokasi menggunakan  Metode Certainty Factor.
<strong>INFORMATION SYSTEM FOR EDUCATORS AND PROFESSIONALS : Journal of Information System</strong>, [S.l.], v. 10, n. 2, p. 215-224, dec. 2025.
ISSN 2548-3587.
Available at: &lt;<a href="https://ejournal-binainsani.ac.id/index.php/ISBI/article/view/3806" target="_new">https://ejournal-binainsani.ac.id/index.php/ISBI/article/view/3806</a>&gt;. Date accessed: 15 july 2026.
doi: <a href="https://doi.org/10.51211/isbi.v10i2.3806">https://doi.org/10.51211/isbi.v10i2.3806</a>.