ANDRIAN, Dedek; EFFENDI, Leo Adhar. Instrument and evaluation of students’ involvement in learning Mathematics in 21-century skills at senior high schools of Riau province. Jurnal Penelitian dan Evaluasi Pendidikan, [S. l.], v. 27, n. 1, p. 14–25, 2023. DOI: 10.21831/pep.v27i1.58176. Disponível em: https://journal.uny.ac.id/index.php/jpep/article/view/58176. Acesso em: 4 may. 2025.