Real-world Implementation of the Location Stack: The Universal Location Framework. - David Graumann; Jeffrey Hightower; Walter Lara; Gaetano Borriello (WMCSA, 2003)

Large Surface Area Electronic Textiles for Ubiquitous Computing: A System Approach. - David Graumann; Giuseppe Raffa; Meghan Quirk; Braden Sawyer; Justin Chong; Mark T. Jones; Thomas Martin 001 (MobiQuitous, 2007)