[1]
Andrian, D. and Effendi, L.A. 2023. 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. 27, 1 (Jun. 2023), 14–25. DOI:https://doi.org/10.21831/pep.v27i1.58176.