Update README.md

README.md

@@ -168,7 +168,7 @@ This model was created by Kawin Ethayarajh, Heidi (Chenyu) Zhang, Yizhong Wang,
 
 ## Citation
 
-We will have a paper out soon, but until then, please cite:
+SHP was created using the techniques proposed in the following paper. Please cite this work if you use SHP or the SteamSHP models:
 
 ```
 @InProceedings{pmlr-v162-ethayarajh22a,