@article{ref1,
title="The relationship of near-vision peripheral acuity anf far-vision search performance",
journal="Human factors",
year="1967",
author="Johnston, David M.",
volume="9",
number="4",
pages="301-303",
abstract="Abstract unavailable.",
language="",
issn="0018-7208",
doi="",
url="http://dx.doi.org/"
}