Dimitrov, Georgi. “Development of the Bulgarian Transport Market After the Country’s Accession to the European Union”. Vanguard Scientific Instruments in Management 21, no. 1 (December 25, 2025): 137-148. Accessed May 10, 2026. https://vsim-journal.info/index.php?journal=vsim&page=article&op=view&path[]=565.