BORDER SECURITY AND MANAGEMENT
9th International Scientific and Practical Conference. June 16, 2022, Rezekne Academy of Technologies, Rezekne, Latvia

Tsvyatkov, Petar, <p class="Author">Faculty of Engineering, Technical University of Gabrovo</p><br />, Bulgaria

• Environment. Technology. Resources. 14th International Scientific and Practical Conference - ENGINEERING SCIENCES AND PRODUCTION TECHNOLOGIES
  INVESTIGATION OF SURFACE ROUGHNESS OF CARBON STEEL MACHINED PARTS AFTER NANOSECOND FIBER LASER MARKING
  Abstract

ERDF co-funded project "Funding of international projects in research and innovation at Rezekne Academy of Technologies" No. 1.1.1.5/18/I/012