add citation

README.md

@@ -101,6 +101,16 @@ Each language was annotated by one native speaking annotator and follows strict
 
 
 ### Citation Information
+
+Please cite the following preprint:
+
 ```
-TBD
+@misc{christen2023resolving,
+      title={Resolving Legalese: A Multilingual Exploration of Negation Scope Resolution in Legal Documents}, 
+      author={Ramona Christen and Anastassia Shaitarova and Matthias Stürmer and Joel Niklaus},
+      year={2023},
+      eprint={2309.08695},
+      archivePrefix={arXiv},
+      primaryClass={cs.CL}
+}
 ```