"The Magnetron". Bournemouth University. 1995–2009. Archived from the original on 26 July 2011. Retrieved 23 August 2009.
unm.edu
digitalrepository.unm.edu
"Archived copy". Archived from the original on 2016-11-20. Retrieved 2016-11-19.{{cite web}}: نگهداری یادکرد:عنوان آرشیو به جای عنوان (link)
uspto.gov
pdfpiw.uspto.gov
Hollmann, Hans Erich, "Magnetron,"بایگانیشده در ۲۰۱۸-۰۱-۱۴ توسط Wayback Machine U.S. patent no. 2,123,728 (filed: 1936 November 27 ; issued: 1938 July 12).
web.archive.org
"The Magnetron". Bournemouth University. 1995–2009. Archived from the original on 26 July 2011. Retrieved 23 August 2009.
"Archived copy". Archived from the original on 2016-11-20. Retrieved 2016-11-19.{{cite web}}: نگهداری یادکرد:عنوان آرشیو به جای عنوان (link)
Hollmann, Hans Erich, "Magnetron,"بایگانیشده در ۲۰۱۸-۰۱-۱۴ توسط Wayback Machine U.S. patent no. 2,123,728 (filed: 1936 November 27 ; issued: 1938 July 12).