Votsi, N., Mazaris,A., Kallimanis, A., Zomeni, M., Vogiatzakis, I., Sgardelis, S., Pantis, J. (2012) Road effects on habitat richness of the Greek Natura 2000 networkNature Conservation 1: 53–71. http://dx.doi.org/10.3897/natureconservation.1.2086