COMSIG 1991 Proceedings: South African Symposium on Communications and Signal Processing Communications and Signal Processing, 1991. COMSIG 1991 Proceedings., South African Symposium on. :120-125 1991
COMSIG 88@m_Southern African Conference on Communications and Signal Processing. Proceedings Communications and Signal Processing, 1988. Proceedings., COMSIG 88. Southern African Conference on. :18-20 1988