Update README.md

README.md

@@ -1,9 +1,10 @@
-Textbooks scraped from libretext.org from the paper Language Models as Science Tutors
+Textbooks scraped from libretext.org from the paper [Language Models as Science Tutors](https://arxiv.org/pdf/2402.11111).
 
 This dataset uses the chapters from [princeton-nlp/TextbookChapters](https://huggingface.co/datasets/princeton-nlp/TextbookChapters) and concatenates them by book and subject area to create long-context pre-training data.
 
 If you use this dataset please cite:
 
+`
 @inproceedings{
 chevalier2024language,
 title={Language Models as Science Tutors},
@@ -11,4 +12,5 @@ author={Alexis Chevalier and Jiayi Geng and Alexander Wettig and Howard Chen and
 booktitle={Forty-first International Conference on Machine Learning},
 year={2024},
 url={https://openreview.net/forum?id=WFyolnFZOR}
-}
+}
+`