Enabling Location-Aware Pervasive Computing Applications for the Edlerly. - Abdelsalam Helal; Bryon Winkler; Choonhwa Lee; Youssef Kaddoura; Lisa Ran; Carlos Giraldo; Sree Kuchibhotla; William C. Mann (PerCom, 2003)

The Gator Tech Smart House: A Programmable Pervasive Space. - Sumi Helal; William C. Mann; Hicham El-Zabadani; Jeffrey King; Youssef Kaddoura; Erwin Jansen (Computer, 2005)