@article{ref1,
title="Perceptual-motor abilities of disadvantaged and advantaged kindergarten children",
journal="Perceptual and motor skills",
year="1972",
author="Lietz, E. S.",
volume="35",
number="3",
pages="887-890",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0031-5125",
doi="",
url="http://dx.doi.org/"
}