References
==========

Scientific Publications
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Barnes, R., Lehman, C., & Mulla, D. (2014). Priority-flood: An optimal depression-filling and watershed-labeling algorithm for digital elevation models. *Computers & Geosciences, 62*, 117-127.

Barnes, R., Lehman, C., & Mulla, D. (2015). An efficient assignment of drainage direction over flat surfaces in raster digital elevation models. *Computers & Geosciences, 77*, 138-148.

Chen, L., Gong, G., Li, X., & Jiang, C. (2024). Optimizing threshold selection for river network extraction from high-resolution DEMs. *Journal of Hydrology, 628*, 130308.

ESA. (2021). Copernicus Digital Elevation Model. European Space Agency. https://spacedata.copernicus.eu/collections/copernicus-digital-elevation-model

O'Callaghan, J. F., & Mark, D. M. (1984). The extraction of drainage networks from digital elevation data. *Computer Vision, Graphics, and Image Processing, 28(3)*, 323-344.

OpenStreetMap. (2023). OpenStreetMap Data. https://www.openstreetmap.org

Rennó, C. D., Nobre, A. D., Cuartas, L. A., Soares, J. V., Hodnett, M. G., Tomasella, J., & Waterloo, M. J. (2008). HAND, a new terrain descriptor using SRTM-DEM: Mapping terra-firme rainforest environments in Amazonia. *Remote Sensing of Environment, 112(9)*, 3469-3481.

Uhe, P., Pickering, M., Smith, A., Smith, N., Schumann, G., Sampson, C., Wing, O., & Bates, P. (2025). FathomDEM: A global bare-earth digital elevation model. [Publication in preparation]

Yamazaki, D., Ikeshima, D., Sosa, J., Bates, P. D., Allen, G. H., & Pavelsky, T. M. (2019). MERIT Hydro: A high-resolution global hydrography map based on latest topography dataset. *Water Resources Research, 55(6)*, 5053-5073.

Software and Tools
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Bartos, M. (2018). PySheds: Simple and efficient hydrologic terrain analysis in Python. GitHub Repository. https://github.com/mdbartos/pysheds

Citation Format
--------------

If you use this package in your research, please cite:

.. code-block:: text

    @software{hydro_topo_features,
      author = {Hosch, Paul},
      title = {Hydro-Topo Features: A Python package for extracting hydro-topographic features},
      year = {2025},
      url = {https://github.com/paulhosch/hydro-topo-features}
    }