Update README.md

README.md

@@ -47,6 +47,3 @@ Bert2Bert Summarization with 🤗EncoderDecoder Framework
 This model is a warm-started *BERT2BERT* model fine-tuned on the *CNN/Dailymail* summarization dataset.
 
 The model achieves a **18.22** ROUGE-2 score on *CNN/Dailymail*'s test dataset.
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-For more details on how the model was fine-tuned, please refer to 
-[this](https://colab.research.google.com/drive/1Ekd5pUeCX7VOrMx94_czTkwNtLN32Uyu?usp=sharing) notebook.