MUCHLIS, D. U. GAP Analysis Model Servqual Program Pemberian Permakanan Lansia di Kota Surabaya. Media Gizi Kesmas, [S. l.], v. 11, n. 2, p. 528–536, 2022. DOI: 10.20473/mgk.v11i2.2022.528-536. Disponível em: https://e-journal.unair.ac.id/MGK/article/view/33755. Acesso em: 17 jun. 2024.