PCS based on DCS1800. - Jonas Näslund; Caisa Carneheim; Christer Johansson; Sven-Olof Jonsson; Malin Ljungberg; Magnus Madfors; Johan Sköld (PIMRC, 1994)

FH-GSM frequency hopping GSM. - Caisa Carneheim; Sven-Olof Jonsson; Malin Ljungberg; Magnus Madfors; Jonas Näslund (VTC, 1994)

An evolution of GSM. - Jonas Näslund; Caisa Carneheim; Christer Johansson; Sven-Olof Jonsson; Malin Ljungberg; Magnus Madfors; Johan Sköld (VTC, 1994)

High capacity with limited spectrum in cellular systems. - Magnus Madfors; Kenneth Wallstedt; Sverker Magnusson; Håkan Olofsson; Per-Ola Backman; Stefan Engström (IEEE Commun. Mag., 1997)