Simwita, Yusta. “Determinants of Collective Marketing Agents’ Performance: An Empirical Study of Smallholders’ Collective Marketing With Evidence from Malawi Tobacco Growers”. Operations Research Society of Eastern Africa 12, no. 1 (July 28, 2022). Accessed November 23, 2024. https://orseajournal.udsm.ac.tz/index.php/orsea/article/view/142.