ENVIRONMENT. TECHNOLOGY. RESOURCES
15th International Scientific and Practical Conference. June 27-28, 2024, ''Vasil Levski'' National Military University, Veliko Tarnovo, Bulgaria
Matvejevs, Romans, <pre>Bc.soc., Senior Inspector (in the field of technical means of border surveillance) of the Border Guard Division of the Daugavpils Department of the State Border Guard</pre>