HARTUTI, Sri. UPAYA PENINGKATAN HASIL BELAJAR MATEMATIKA MATERI PERSAMAAN KUADRAT MELALUI MODEL PEMBELAJARAN KOOPERATIF TIPE NUMBERED HEADS TOGETHER (NHT). Jurnal Inovasi Pendidikan dan Teknologi Informasi (JIPTI), [S. l.], v. 4, n. 2, p. 278–288, 2023. DOI: 10.52060/pti.v4i2.1527. Disponível em: https://ejournal.ummuba.ac.id/index.php/JIPTI/article/view/1527. Acesso em: 3 jul. 2024.