Update bibliography.bib

bibliography.bib

@@ -13,6 +13,13 @@
   year = 2023,
   url = {https://github.com/togethercomputer/RedPajama-Data/tree/rp_v1}
 }
+@article{peS2o,
+    author = {Luca Soldaini and Kyle Lo},
+    year = 2023,
+    title = {{peS2o (Pretraining Efficiently on S2ORC) Dataset}},
+    institution = {{Allen Institute for AI}},
+    note = {ODC-By, \url{https://github.com/allenai/pes2o}}
+}
 @article{redpajama-v2,
   author = {Together Computer},
   title = {RedPajama-Data-v2: an Open Dataset with 30 Trillion Tokens for Training Large Language Models},