PALMIN, Beata; ANWAR, Maria Rahayu. Faktor Penghambat Implementasi Model Problem Based Learning dengan Pendekatan Saintifik Bagi Anak Usia Dini. Jurnal Obsesi : Jurnal Pendidikan Anak Usia Dini, [S. l.], v. 6, n. 6, p. 6395–6408, 2022. DOI: 10.31004/obsesi.v6i6.3166. Disponível em: https://mail.obsesi.or.id/index.php/obsesi/article/view/3166. Acesso em: 30 may. 2026.