Salous, S.; Bertel, L.; Dupaquier, T.: 'VHF diversity measurements using PRBS and chirp sounders', IET Conference Proceedings, , p. 81-84, DOI: 10.1049/cp:19990021
IET Digital Library, https://digital-library.theiet.org/;jsessionid=59db8316ddtn.x-iet-live-01content/conferences/10.1049/cp_19990021