@article{ref1,
title="Development of scales for the measurement of orientation and mobility of young blind children",
journal="Exceptional children",
year="1969",
author="Lord, F. E.",
volume="36",
number="2",
pages="77-81",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0014-4029",
doi="",
url="http://dx.doi.org/"
}