@article{ref1,
title="Evidence for the Upward Spiral Stands Steady: A Response to Heathers, Brown, Coyne, and Friedman (2015)",
journal="Psychological science",
year="2015",
author="Kok, Bethany E. and Fredrickson, Barbara L.",
volume="26",
number="7",
pages="1144-1146",
abstract="<p>[Abstract unavailable]</p> <p>Language: en</p>",
language="en",
issn="0956-7976",
doi="10.1177/0956797615584304",
url="http://dx.doi.org/10.1177/0956797615584304"
}