ONUKWUBE, Kenechukwu Chudi; THOMPSON, Oluwafunmilayo Gloria. Sustaining Smallholder Oil Palm Farmers Productivity Using Land Leasing Market Scheme In Oil Palm Producing Belt of Nigeria. Systemic Analytics, [S. l.], v. 3, n. 4, p. 286–299, 2025. DOI: 10.31181/sa202558. Disponível em: https://sa-journal.org/index.php/systemic/article/view/58.. Acesso em: 12 jun. 2026.