DESCRIPTION
Friend D (2023). quadtree: Region Quadtrees for Spatial Data. https://github.com/dfriend21/quadtree/, https://dfriend21.github.io/quadtree/.
@Manual{, title = {quadtree: Region Quadtrees for Spatial Data}, author = {Derek Friend}, year = {2023}, note = {https://github.com/dfriend21/quadtree/, https://dfriend21.github.io/quadtree/}, }