WIJIANTO, W.; ULFAH, I. F.; MUSTOFFA, A. F. Ketahanan UMKM Frozen Food “Wisna Fresh” Kabupaten Ponorogo Melintasi Pandemi Covid 19. Al-Buhuts, [S. l.], v. 17, n. 2, p. 343–355, 2021. DOI: 10.30603/ab.v17i2.2339. Disponível em: https://journal.iaingorontalo.ac.id/index.php/ab/article/view/2339. Acesso em: 3 jul. 2024.