Wyatt, Kenneth; Jost, Randy (ed.): 'EMC Pocket Guide: Key EMC Facts, Equations and Data' (Electromagnetic Waves, 2013) DOI: 
IET Digital Library, https://digital-library.theiet.org/;jsessionid=4dmr042r9s2r9.x-iet-live-01content/books/ew/sbew519e