Jarlskog, Cecilia (2013). Portrait of Gunnar Källén: A Physics Shooting Star and Poet of Early Quantum Field Theory. Springer Science & Business Media. p. 141. ISBN 9783319006277. 9783319006277
"COMPUTERS, OVERSEAS: 4. Institute of Theoretical Physics, Univ. of Lund, Sweden". Digital Computer Newsletter. 9 (2): 15. Apr 1957. Archived from the original on May 25, 2018. https://web.archive.org/web/20180525040226/http://www.dtic.mil/docs/citations/AD0694624
"SMILemu, The SMIL Emulator". smilemu.org. Retrieved 29 October 2018. https://www.smilemu.org/