1. Arnfalk, P., 2002. Virtual mobility and pollution prevention. The emerging role of ICT based communication in organisations and its impact on travel. Doctoral Dissertation, The International Institute for Industrial Environmental Economics, Lund University, p. 296.
2. Studies of time-use: problems and prospects;Ås;Acta Sociologica,1978
3. Axhausen, K.W., 1995. Travel Diaries: An Annotated Catalogue, second ed. Working Paper, Institut für Strassenbau und Verkehrsplanung, Leopold-Franzens-Universität, Innsbruck.
4. Definition of movement and activity for transport modelling;Axhausen,2000
5. A review of telework research: findings, new directions, and lessons for the study of modern work;Bailey;Journal of Organizational Behavior,2002