@article{ref1,
title="System design study for radar land mass transparency preparation. AMRL-TR-67-56",
journal="Aerospace medical research laboratories technical reports",
year="1967",
author="Shim, I. H. and Cubberly, H. A. and Volpe, G. T.",
volume="",
number="",
pages="1-127",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0192-317X",
doi="",
url="http://dx.doi.org/"
}