@article{ref1,
title="Configurations in the perception of velocity",
journal="Acta sociologica",
year="1950",
author="Johansson, G.",
volume="7",
number="1",
pages="25-79",
abstract="Abstract unavailable.",
language="",
issn="0001-6993",
doi="10.1016/0001-6918(50)90003-5",
url="http://dx.doi.org/10.1016/0001-6918(50)90003-5"
}