Transit Vehicle Signage for Persons who are Blind Or Visually Impaired

Bentzen B.L. , Easton R.D. , Nolin T.L. , & Mitchell P.A. (1994). Signage specifications for transit vehicles: Human factors research. Berlin, MA: Accessible Design for the Blind.

Garvey P. (1994). Changeable message sign visibility. Draft interim report. Department of Transportation, Federal Highway Administration, DTFH61-91-C-00042.

Wormsley W.E. , & Kirchner C.K. (1994). Focus group technical report: AFB Signage Project. New York: American Foundation for the Blind.