Ruseva, Nevena, Georgi Georgiev, and Katina Kisyova. “USE OF BULGARIAN LEVA BANKNOTES OVER A QUARTER CENTURY, EXPERT ASSESSMENT AND CITIZENS’ TRUST IN DIFFERENT INSTITUTIONS”. E-Journal VFU, no. 24 (November 26, 2025): 664–676. Accessed February 23, 2026. https://ejournal.vfu.bg/index.php/vfu/article/view/241.