KATAYEV, Nurbek, 		MOLDABAEV, Sarkytbek, 		BEGALIYEV, Bakhytbek, 		AUBAKIROVA, Anna, AND 		BEGALIYEV, Yernar.
" The Essence and Principles of Combating Corruption  in the Field of Public Procurement" <em>Journal of Advanced Research in Law and Economics</em> [Online], Volume 9 Number 8 (2 December 2019)