CHIMI, Pierre Marie et al. Family Farming Systems in Northern Central Cameroon: Challenges and Prospects for Food Security. European Scientific Journal, ESJ, [S. l.], v. 11, p. 678, 2022. Disponível em: https://last.eujournal.org/index.php/esj/article/view/16147. Acesso em: 12 feb. 2026.