Adaptive antenna arrays for GSM900/DCS1800. - Ulf Forssén; Jonas Karlsson 002; Björn Johannisson; Magnus Almgren; Fredrik Lotse; Fredric Kronestedt (VTC, 1994)

Multi-beam antennas in a PMP system: an up-link carrier to interference ratio performance evaluation. - Ulrika Engström; Martin N. Johansson; Anders Derneryd; Björn Johannisson; Gino Masini (VTC Fall, 2001)