Paul Bernandicto Ngosa. Modelling the Implementation of General Sales Tax System from the Current Vat Tax System to Increase Domestic Revenue and Economic Recovery in Zambia. IJASRE [Internet]. 2019 Jun. 22 [cited 2024 Dec. 26];5(6):49-57. Available from: https://ijasre.net/index.php/ijasre/article/view/319