Andrew R. Dattel, Stephen M. Popkin and John K. Pollard. "Effectiveness of Cognitive-Based and Conventional Alerters for Locomotive Engineers" Proceedings of the Human Factors and Ergonomics Society Annual Meeting Vol. 46 Iss. 22 (2002) p. 1829 - 1833
Available at: http://works.bepress.com/andy-dattel/31/