WALI M. A.; DANMUSA A. H.; MUSA JUNAIDU. Structure and efficiency of onion marketing in Katsina State, Nigeria. JOURNAL OF BASICS AND APPLIED SCIENCES RESEARCH, [S. l.], v. 4, n. 4, p. 188–195, 2026. DOI: 10.4314/. Disponível em: https://jobasrfudutsinma.com/index.php/ojs-files/article/view/524. Acesso em: 30 aug. 2026.