Ndhlovu, Jairo Mine productivity: a case study of Mopani Mindola Subvertical mine in Zambia / by Jairo Ndhlovu - Kitwe: Copperbelt University, 2021. - xv, 147 pages : illustrations includes bibliographical references and appendices Subjects--Topical Terms: MINEMOPANI COPPER MINEMINDOLA SUBVERTICAL MINE - ZAMBIAMINE PRODUCTIVITY LC Class. No.: CBU-MPHIL THESIS/NDH