Chiumya, Chiza (2006): COUNTERACTING TAX EVASION IN MALAWI: AN ANALYSIS OF THE METHODS AND A QUEST FOR IMPROVEMENT. Unpublished.
Chiumya, Chiza (2009): Regional Trade Agreements: An African perspective of Challanges for Customs Policies and Future Strategies. Published in: World Customs Journal , Vol. 2, No. 3
Chiumya, Chiza (2007): The Parallel Economy in Malawi: Size, Effect on Tax Revenue and Policy Options. Unpublished.