Sama, Hamisi K., and Fidel A. Charukula. “Effects of Negotiation Practices on Public Procurement Performance in Tanzania: A Case of National Health Insurance Fund (nhif)-Head Office, Dodoma Region”. Journal of Economic Research & Business Administration 1, no. 147 (March 25, 2024): 118–133. Accessed November 24, 2024. https://be.kaznu.kz/index.php/math/article/view/2789.