SINGOGO, P. . Factors Influencing Coffee Growers’ Perception on Coffee Buyers’ Opportunism: A Case of Coffee Buyer – Supplier Relationships in Tanzania. Operations Research Society of Eastern Africa, [S. l.], v. 5, n. 2, p. 61-79, 2015. Disponível em: https://orseajournal.udsm.ac.tz/index.php/orsea/article/view/41. Acesso em: 30 apr. 2024.