KARO-KARO, Luter. UPAYA PENINGKATAN HASIL BELAJAR MATEMATIKA MELALUI MODEL KOOPERATIF TIPE STAD KELAS IX-5 SMP NEGERI 1 NAMORAMBE. JURNAL HANDAYANI PGSD FIP UNIMED, [S. l.], v. 6, n. 2, p. 75–81, 2017. DOI: 10.24114/jh.v6i2.6520. Disponível em: http://103.242.233.34/index.php/handayani/article/view/6520. Acesso em: 31 jan. 2025.