@article{Matos_2012, title={Spatial analysis of amphibian road mortality levels in northern Portugal country roads}, volume={33}, ISSN={1568-5381}, url={http://dx.doi.org/10.1163/15685381-00002850}, DOI={10.1163/15685381-00002850}, number={3-4}, journal={Amphibia-Reptilia}, publisher={Walter de Gruyter GmbH}, author={Matos, Cátia and Sillero, Neftalí and Argaña, Elena}, year={2012}, pages={469–483} }