Zografou K., Kati V., Grill A., Wilson R.J., Tzirkalli E., Pamperis L.N., Halley J.M. 2014. Signals of Climate Change in Butterfly Communities in a Mediterranean Protected Area. PLoS ONE 9(1): e87245. doi:10.1371/journal.pone.0087245

http://www.plosone.org/article/info%3Adoi%2F10.1371%2Fjournal.pone.0087245