Aswandi, A. et al. 2024. The Effect of Extracurricular Activities and Learning Motivation on the Students’ Mathematics Learning Achievement. Prisma Sains : Jurnal Pengkajian Ilmu dan Pembelajaran Matematika dan IPA IKIP Mataram. 12, 1 (Jan. 2024), 98–109. DOI:https://doi.org/10.33394/j-ps.v12i1.10197.