Ioannis G. Damousis Dimitrios Tzovaras Michael G. Strintzis A fuzzy expert system for the early warning of accidents due to driver hypo-vigilance. 43-49 2009 13 Personal and Ubiquitous Computing 1 http://dx.doi.org/10.1007/s00779-007-0170-3 db/journals/puc/puc13.html#DamousisTS09