ENENG SRI ANISA WIDODO; MUZHIR IHSAN. Improving Continuous Upright Letter Writing Skills through the Demonstration Method for Class II-A Students at Gunung Picung 03 Pamijahan Public Elementary School, Bogor Regency. Primer Edukasia Journal, [S. l.], v. 1, n. 1, p. 7–15, 2022. DOI: 10.56406/jpe.v1i1.8. Disponível em: http://jurnal-inais.id/index.php/JPE/article/view/8. Acesso em: 16 oct. 2025.