PENGARUH INTENSITAS PENGGUNAAN GADGET TERHADAP PERILAKU DISIPLIN PADA ANAK USIA DINI SAAT PANDEMI COVID-19. Jurnal Jendela Bunda Program Studi PG-PAUD Universitas Muhammadiyah Cirebon, [S. l.], v. 9, n. 1, p. 10–18, 2021. DOI: 10.32534/jjb.v9i1.2128. Disponível em: https://www.e-journal.umc.ac.id/index.php/JJB/article/view/2128. Acesso em: 6 oct. 2026.