@article{Buckley_Barnes_Richards_2007, title={Achieving Historical Map Effects with Modern GIS}, url={https://cartographicperspectives.org/index.php/journal/article/view/cp56-buckley-et-al}, DOI={10.14714/CP56.312}, number={56}, journal={Cartographic Perspectives}, author={Buckley, Aileen and Barnes, David and Richards, Jaynya}, year={2007}, month={Mar.}, pages={63–72} }