@article{Ibisch_2016, title={A global map of roadless areas and their conservation status}, volume={354}, ISSN={1095-9203}, url={http://dx.doi.org/10.1126/science.aaf7166}, DOI={10.1126/science.aaf7166}, number={6318}, journal={Science}, publisher={American Association for the Advancement of Science (AAAS)}, author={Ibisch, Pierre L. and Hoffmann, Monika T. and Kreft, Stefan and Pe’er, Guy and Kati, Vassiliki and Biber-Freudenberger, Lisa and DellaSala, Dominick A. and Vale, Mariana M. and Hobson, Peter R. and Selva, Nuria}, year={2016}, month=Dec, pages={1423–1427} }