Standard catalog of world paper money : modern issues : 1961-present - Čuhaj, George S.; Carpenter, Sandi; Augustsson, Thomas; Hansen, Flemming Lyngbeck; Minikevicius, Juozas; Murek, David; Stein, Herbert; Tesson, Frank; Vostal, Luděk, 1954-; Warmus, James (Krause Publications, 2015)