@article{ref1,
title="Proceedings: An automatic wildlife tracking system",
journal="Biomedical sciences instrumentation",
year="1974",
author="Hiller, P. K. and Cupal, J. J. and Weeks, R. W. and Ward, A. L.",
volume="10",
number="",
pages="157-159",
abstract="<p>[Abstract unavailable]</p><p>Language: en</p>",
language="en",
issn="0067-8856",
doi="",
url="http://dx.doi.org/"
}