@article{Jenny_Patterson_2010, title={Letter from the Guest Editors}, url={https://cartographicperspectives.org/index.php/journal/article/view/cp67-jenny-patterson}, DOI={10.14714/CP67.109}, number={67}, journal={Cartographic Perspectives}, author={Jenny, Bernhard and Patterson, Tom}, year={2010}, month={Sep.}, pages={3–4} }