Investigating the usability of assistive user interfaces. - Alistair G. Sutcliffe; Stephen Fickas; McKay Moore Sohlberg; Laurie A. Ehlhardt (Interact. Comput., 2003)

The Role of Deferred Requirements in a Longitudinal Study of Emailing. - Stephen Fickas; William N. Robinson; McKay Moore Sohlberg (RE, 2005)

Personal and Contextual Requirements Engineering. - Alistair G. Sutcliffe; Stephen Fickas; McKay Moore Sohlberg (RE, 2005)

PC-RE: a method for personal and contextual requirements engineering with some experience. - Alistair G. Sutcliffe; Stephen Fickas; McKay Moore Sohlberg (Requir. Eng., 2006)

TREK: transportation research, education, and knowledge. - Stephen Fickas; McKay Moore Sohlberg; Jason Prideaux (IDC, 2008)

Route-following assistance for travelers with cognitive impairments: A comparison of four prompt modes. - Stephen Fickas; McKay Moore Sohlberg; Pei-Fang Hung (Int. J. Hum. Comput. Stud., 2008)