Tushevska Gavrilovikj, B. and Sakleva, V. 2020. SYSTEMS OF CONTROL IN PUBLIC PROCUREMENT WITH SPECIAL REVIEW ON PREVIOUS (EX-ANTE) PROCEDURE. Proceedings of the International Scientific Conference "Social Changes in the Global World". 1, 7 (Dec. 2020), 459-485. DOI:https://doi.org/10.46763/scgw/article/view/4061.