Bit error simulation of DQPSK for a slow frequency hopping CDMA system in mobile radio communications. - S. H. Mortazavi; Mark A. Beach; J. A. Jones; Joseph P. McGeehan (PIMRC, 1995)

An Overview of the Annex System. - Duncan A. Grove; Toby C. Murray; Chris A. Owen; Chris J. North; J. A. Jones; Mark R. Beaumont; Bradley D. Hopkins (ACSAC, 2007)