Sydor , H. et al. 2021. COMBATING VIOLATIONS OF CUSTOMS RULES AND SMUGGLING. Scientific Bulletin of Ivano-Frankivsk National Technical University of Oil and Gas (Series: Economics and Management in the Oil and Gas Industry). 1(23) (Jul. 2021), 137–148. DOI:https://doi.org/10.31471/2409-0948-2021-1(23)-137-148.