@article{Russell_Martell_Nixon_1993, title={Range Ecology of the Porcupine Caribou Herd in Canada}, volume={13}, url={https://septentrio.uit.no/index.php/rangifer/article/view/1057}, DOI={10.7557/2.13.5.1057}, number={5}, journal={Rangifer}, author={Russell, Don E. and Martell, Art M. and Nixon, Wendy A. C.}, year={1993}, month={Dec.}, pages={1–168} }