Margaret E. Wagner; David M. Kennedy; Linda Barrett Osborne; Susan Reyburn (2007). The Library of Congress World War II Companion. Simon & Schuster. str. 640, 646–47, 683. ISBN978-0-7432-5219-5. »At Jasenovac, a series of camps in Croatia, the ultranationalist, right-wing Ustaše murdered Serbs, Jews, Romani, Bosnian Muslims, and political opponents not by gassing, but with hand tools or the infamous graviso or Srbosjek ("Serb cutter") – a long, curved knife attached to a partial glove and designed for rapid, easy killing.«