SRIYANTI, Ika; YANIAWATI, R. Poppy. PENINGKATAN KEMAMPUAN PEMAHAMAN MATEMATIKA SISWA SMP PGRI PAMANUKAN MELALUI MODEL PEMBELAJARAN KOOPERATIF TIPE STAD. Symmetry: Pasundan Journal of Research in Mathematics Learning and Education, [S.l.], v. 2, n. 2, p. 31-38, dec. 2017. ISSN 2548-2297. Available at: <http://journal.unpas.ac.id/index.php/symmetry/article/view/567>. Date accessed: 20 sep. 2019. doi: http://dx.doi.org/10.23969/symmetry.v2i2.567.