Aplikasi Berbasis Mobile Untuk Rekomendasi Gizi Ibu Hamil Menggunakan Metode Collaborative Filtering. NovaSphere Journal of Information Systems and Digital Innovation (NSJISDI), [S. l.], v. 1, n. 1, p. 12–23, 2026. Disponível em: https://journal.ryepublisher.com/index.php/NJSDI/article/view/13. Acesso em: 20 oct. 2026.