Griffiths, H.D.; Baker, C.J.: 'Passive coherent location radar systems. Part 1: Performance prediction', IEE Proceedings - Radar, Sonar and Navigation, 2005, 152, (3), p. 153-159, DOI: 10.1049/ip-rsn:20045082 IET Digital Library, https://digital-library.theiet.org/;jsessionid=3eeva8u2dken1.x-iet-live-01content/journals/10.1049/ip-rsn_20045082