EMMANUEL, I. O.; DICTA, O. O.; FELIX ODEMERO, A. PROFITABILITY AND TECHNICAL EFFICIENCY IN HOMESTEAD CATFISH PRODUCTION IN DELTA STATE, NIGERIA. Economics of Agriculture, [S. l.], v. 64, n. 4, p. 1449–1465, 2017. DOI: 10.5937/ekoPolj1704449E. Disponível em: https://www.ea.bg.ac.rs/index.php/EA/article/view/43. Acesso em: 6 may. 2024.