RADME: Add DOI, update citation

README.md

@@ -8,6 +8,7 @@
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 [![arXiv:2309.01632](https://img.shields.io/badge/arXiv-2309.01632-b31b1b.svg?logo=arxiv)](https://arxiv.org/abs/2309.01632)
+[![DOI:10.18154/RWTH-2024-03864](https://img.shields.io/badge/DOI-10.18154%2FRWTH--2024--03864-00549f)](https://doi.org/10.18154/RWTH-2024-03864)
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@@ -22,14 +23,21 @@ The code is split into two repositories:
 - [Cell FLOWer](https://github.com/josefhoppe/cell-flower) is a separate package that contains only the code required for the inference and is published to PyPI.
 
 ```
-@inproceedings{
-      hoppe2023representing,
-      title={Representing Edge Flows on Graphs via Sparse Cell Complexes},
-      author={Josef Hoppe and Michael T Schaub},
-      booktitle={The Second Learning on Graphs Conference},
-      year={2023},
-      url={https://openreview.net/forum?id=qix189lq5D}
+@InProceedings{hoppe2024representing,
+  title = 	 {Representing Edge Flows on Graphs via Sparse Cell Complexes},
+  author =       {Hoppe, Josef and Schaub, Michael T},
+  booktitle = 	 {Proceedings of the Second Learning on Graphs Conference},
+  pages = 	 {1:1--1:22},
+  year = 	 {2024},
+  editor = 	 {Villar, Soledad and Chamberlain, Benjamin},
+  volume = 	 {231},
+  series = 	 {Proceedings of Machine Learning Research},
+  month = 	 {27--30 Nov},
+  publisher =    {PMLR},
+  pdf = 	 {https://proceedings.mlr.press/v231/hoppe24a/hoppe24a.pdf},
+  url = 	 {https://proceedings.mlr.press/v231/hoppe24a.html},
 }
+
 ```
 
 ## Running numerical experiments