Yufei Yuan & Wuping Zheng (2005). From Stationary Work Support to Mobile Work Support: A Theoretical Framework. International Conference on Mobile Business (ICMB'05), pp. 315-321:
"In this paper we propose a theoretical mobile work support framework and use this framework to analyze four fundamental aspects of mobile work: mobile workers, mobile tasks, mobile context, and mobile technology. The key differences between office work support and mobile work are also highlighted."