Update README.md

README.md

@@ -20,6 +20,8 @@ tags:
 
 ![Sketch-126-DomainNet - visual selection.png](https://cdn-uploads.huggingface.co/production/uploads/65bb837dbfb878f46c77de4c/Rc6Q9-9_nSTV2mRicSqj1.png)
 
+https://arxiv.org/pdf/1812.01754
+
 ```py
 Classification Report:
                          precision    recall  f1-score   support