| 1. | The contribution of Albert Aftalion (1874–1956), Edition of Bulgarian National Bank, 2005, (in English, French and Bulgarian) From Lev to Euro: Which is the Best Way? The contribution of Albert Aftalion (1874-1956), Edition of Bulgarian National Bank, 2005, 70 pages, (en anglais, français et bulgare From Lev to Euro: Which is the Best Way? |