'Annerledes: Uten variasjon, ingen sivilisation' '[Different: Without variation, no civilization].' Per Solvang Aschehoug, Oslo Universitetet i Bergen, (2002) 'I endringens tegn' '[In the sign of change]' Hilde Haualand Oslo: Unipub forlag. (2002) 'Vardagslivets arenor. Om människor med utvecklingsstöring, deras vardag och sociala liv.' '[The arenas of everyday life. About the daily and social lives of people with intellectual disabilities.]' Bibbi Ringsby Jansson. Doctoral dissertation. Göteborg University, Department of Social Work, Report series 2002:3 ISBN 91–86786–36–4 (SEK 170. 291 pages