@article{ref1,
title="A comparative study of air traffic trainee aptitude-test measures involving Navy, Marine corps and FAA controllers. AM 68-14",
journal="AM reports",
year="1968",
author="Cobb, B. B.",
volume="",
number="",
pages="1-18",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="1545-1518",
doi="",
url="http://dx.doi.org/"
}