Easton, R D <br/><br/>
Inherent problems of attempts to apply sonar and vibrotactile sensory aid technology to the perceptual needs of the blind.  [electronic resource] 

 -  Optometry and vision science : official publication of the American Academy of Optometry  Jan 1992 
 - 3-14 p.  digital 
<br/><br/> Publication Type: Journal Article; Research Support, U.S. Gov't, P.H.S.; Review 
<br/><br/><label>ISSN: </label>1040-5488 
<br/><br/><label>Standard No.: </label>10.1097/00006324-199201000-00002  doi 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Blindness--therapy<br/>Humans<br/>Sensory Aids<br/>Sound Localization<br/>Visual Perception