NAYAZIK, Akhmad. The Validity of Student Worksheets Based on ETHNO-STEM Material on Volume of Rotating Objects. Journal of Medives : Journal of Mathematics Education IKIP Veteran Semarang, [S.l.], v. 8, n. 2, p. 313-323, may 2024. ISSN 2549-5070. Available at: <https://www.e-journal.ivet.ac.id/index.php/matematika/article/view/3016>. Date accessed: 06 july 2025. doi: https://doi.org/10.31331/medivesveteran.v8i2.3016.