chore(docs): add basic citation information

CITATION.cff

@@ -0,0 +1,20 @@
+cff-version: "1.2.0"
+authors:
+- family-names: Eertmans
+  given-names: Jérome
+  orcid: "https://orcid.org/0000-0002-5579-5360"
+doi: 10.5281/zenodo.13895021
+message: If you use this software, please cite us.
+repository-code: 'https://github.com/jeertmans/DiffeRT'
+license: MIT
+version: v0.0.20
+type: software
+url: 'https://eertmans.be/DiffeRT
+abstract: >-
+  Differentiable Ray Tracer for Radio-Propagation Modeling.
+keywords:
+  - Ray Tracing
+  - Differentiable
+  - JAX
+  - Radio Propagation
+  - Modeling

README.md

@@ -123,12 +123,17 @@ or benchmark it:
 pytest --benchmark-enable differt/tests/benchmarks
 ```
 
+## Citing
+
+If you use this software, please cite it as
+[detailed here](https://differt.readthedocs.io/latest/citing.html).
+
 [pypi-version-badge]: https://img.shields.io/pypi/v/DiffeRT?label=DiffeRT&color=blueviolet
 [pypi-version-url]: https://pypi.org/project/DiffeRT/
 [pypi-python-version-badge]: https://img.shields.io/pypi/pyversions/DiffeRT?color=orange
 [documentation-badge]: https://readthedocs.org/projects/differt/badge/?version=latest
 [documentation-url]: https://differt.readthedocs.io/latest/?badge=latest
-[doi-badge]: https://zenodo.org/badge/DOI/10.5281/zenodo.11386432.svg
-[doi-url]: https://doi.org/10.5281/zenodo.11386432
+[doi-badge]: https://zenodo.org/badge/DOI/10.5281/zenodo.13895021.svg
+[doi-url]: https://doi.org/10.5281/zenodo.13895021
 [codecov-badge]: https://codecov.io/gh/jeertmans/DiffeRT/branch/main/graph/badge.svg?token=v63alnTWzu
 [codecov-url]: https://codecov.io/gh/jeertmans/DiffeRT

docs/source/citing.rst

@@ -0,0 +1,11 @@
+.. _citing:
+
+Citing
+======
+
+If you use this software, please cite us using the
+`Cite this repository <https://github.com/jeertmans/DiffeRT>`_
+button the main page of our Github repository.
+This will provide you with the preferred citation.
+
+Thank you for using this software and helping us!

docs/source/index.rst

@@ -23,4 +23,5 @@ DiffeRT: Differentiable Ray Tracing Toolbox for Radio Propagation
    notebooks/type_checking
    notebooks/performance_tips
    notebooks/path_candidates
+   citing
    references