@article{Bergasma2008,
author = "Bergasma, A. and Poot, G. and Liefbroer, A.",
title = "Happiness in the Garden on Epicurus",
year = 2008,
journal = "Journal of Happyness Studies",
volume = 9,
pages = "297-423",
url = "http://link.springer.com/article/10.1007%2Fs10902-006-9036-z?LI=true#page-1"
}