NINGSIH, Neneng Hesti Handayani. PENINGKATAN PEMAHAMAN DEFINISI LOGARITMA MELALUI PENGGUNAAN ILUSTRASI GAMBAR. Symmetry: Pasundan Journal of Research in Mathematics Learning and Education, [S.l.], v. 3, n. 1, p. 27-40, oct. 2018. ISSN 2548-2297. Available at: <http://journal.unpas.ac.id/index.php/symmetry/article/view/1068>. Date accessed: 27 oct. 2020. doi: http://dx.doi.org/10.23969/symmetry.v3i1.1068.