Epsilon (decembar 1978). „Did you know?”. Wireless World (London: IPC Business Press, Ltd.) 84 (1516): 67. ISSN0043-6062. Pristupljeno 12. 2. 2020.
princeton.edu
physics.princeton.edu
Mekdonald, Kirk T. (11. 1. 2018). "A Capacitor Paradox". pristup na dan 12. 2. 2020. „Archive copy”. Arhivirano iz originala na datum 2020-05-26. Pristupljeno 2020-08-22.
web.archive.org
Mekdonald, Kirk T. (11. 1. 2018). "A Capacitor Paradox". pristup na dan 12. 2. 2020. „Archive copy”. Arhivirano iz originala na datum 2020-05-26. Pristupljeno 2020-08-22.
worldcat.org
Epsilon (decembar 1978). „Did you know?”. Wireless World (London: IPC Business Press, Ltd.) 84 (1516): 67. ISSN0043-6062. Pristupljeno 12. 2. 2020.