History of Some Selected Grain Markets and their Operations in Borno State. LAPAI JOURNAL OF NIGERIA HISTORY, [S. l.], v. 14, n. 1, p. 264–269, 2022. Disponível em: https://ibbujournals.com.ng/index.php/ljnnhh/article/view/949. Acesso em: 2 jul. 2025.