add citation file'

CITATION.bib

@@ -0,0 +1,25 @@
+@misc{ziyiyin2023,
+	title = {slimgroup/JutulDarcyRules.jl: v0.2.6},
+	author = {{Ziyi Yin} and Grant Bruer and Mathias Louboutin},
+	year = {2023},
+	month = {07},
+	date = {2023-07-21},
+	publisher = {Zenodo},
+	doi = {10.5281/ZENODO.8172164},
+	url = {https://zenodo.org/record/8172164}
+}
+
+@article{louboutin2023,
+	title = {Learned multiphysics inversion with differentiable programming and machine learning},
+	author = {Louboutin, Mathias and Yin, Ziyi and Orozco, Rafael and Grady, Thomas J. and Siahkoohi, Ali and Rizzuti, Gabrio and Witte, Philipp A. and {Møyner}, Olav and Gorman, Gerard J. and Herrmann, Felix J.},
+	year = {2023},
+	month = {07},
+	date = {2023-07},
+	journal = {The Leading Edge},
+	pages = {474--486},
+	volume = {42},
+	number = {7},
+	doi = {10.1190/tle42070474.1},
+	url = {http://dx.doi.org/10.1190/tle42070474.1},
+	langid = {en}
+}

README.md

@@ -8,6 +8,18 @@ Interoperate [Jutul.jl] and [JutulDarcy.jl] to other Julia packages via [ChainRu
 
 The software used in this repository can be modified and redistributed according to [MIT license](LICENSE).
 
+## Papers
+
+The following publications use [JutulDarcyRules.jl]:
+
+- **"Solving multiphysics-based inverse problems with learned surrogates and constraints"**, doi: [10.1186/s40323-023-00252-0](https://doi.org/10.1186/s40323-023-00252-0)
+
+- **"Learned multiphysics inversion with differentiable programming and machine learning"**, doi: [10.1190/tle42070474.1](https://library.seg.org/doi/10.1190/tle42070474.1)
+
+## Reference
+
+If you use our software for your research, we appreciate it if you cite us following the bibtex in [CITATION.bib](CITATION.bib).
+
 ## Authors
 
 This repository is written by Ziyi Yin from the [Seismic Laboratory for Imaging and Modeling](https://slim.gatech.edu/) (SLIM) at the Georgia Institute of Technology.
@@ -19,6 +31,7 @@ SLIM public GitHub account, [https://github.com/slimgroup](https://github.com/sl
 
 [Jutul.jl]:https://github.com/sintefmath/Jutul.jl
 [JutulDarcy.jl]:https://github.com/sintefmath/JutulDarcy.jl
+[JutulDarcyRules.jl]:https://github.com/slimgroup/JutulDarcyRules.jl
 [ChainRules.jl]:https://github.com/JuliaDiff/ChainRules.jl
 [license-status]:LICENSE
 [license-img]:http://img.shields.io/badge/license-MIT-brightgreen.svg?style=flat?style=plastic