Nkandu, George A study of the viability of Zambia co-operative federation (ZCF) installed solar miling plants in Zambia/ George Nkandu. - Lusaka: The University of Zambia, 2024. - xiii, 66 pages: illustations. Includes bibliographical references. Subjects--Topical Terms: Cooperation--History.--ZambiaCo-operativesAgriculture, Cooperative--History.--Zambia