ABANG, S. O.; EKPENI, E.; USANI, W. W. Technical and allocative efficiencies of small-scale cassava growers in five selected local government areas of Cross River State. Global Journal of Pure and Applied Sciences, [S. l.], v. 7, n. 1, p. 37–42, 2001. DOI: 10.4314/gjpas.v7i1.16202. Disponível em: https://www.ajol.info/index.php/gjpas/article/view/16202. Acesso em: 9 nov. 2026.