1. The origins of ubiquitous computing research at PARC in the late 1980s;Weiser;IBM Syst. J.,,1999
2. Pervasive computing: past, present and future;Kurkovsky,2007
3. Ubiquitous computing: are we there yet?;Schmidt,2010
4. The computer for the twenty-first century;Weiser,1991
5. The discipline of embedded systems design;Henzinger,2007