@misc{Crawford_B._H._Perception_1966,
 author={Crawford, B. H.},
 volume={149},
 copyright={Rights Reserved - Restricted Access},
 address={London},
 journal={Journal of Zoology, Lond.},
 howpublished={online},
 year={1966},
 publisher={Wiley-Blackwell},
 language={eng},
 title={Perception underground: Review of physical aspects and measurements},
 type={Text},
 keywords={Measurements, Sensitivity, Underground life},
}