Amberg, A. (2012). Raphael Hefti: Launching Rockets Never Gets Old. Das Kunst-Bulletin.
Lua i Stíl Chicago (17ú heag.)Amberg, Anette. "Raphael Hefti: Launching Rockets Never Gets Old." Das Kunst-Bulletin 2012.
Lua MLA (8ú heag.)Amberg, Anette. "Raphael Hefti: Launching Rockets Never Gets Old." Das Kunst-Bulletin, 2012.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.