Penerapan Strategi Poster Session Pada Materi Kerucut Siswa Kelas VIII SMPN 2 Ndona. J. Song. Math [Internet]. 2019 Jun. 30 [cited 2026 Oct. 31];2(1):1-11. Available from: https://jurnal.unikastpaulus.ac.id/index.php/JSM/article/view/1715