Update README.md

README.md

@@ -10,6 +10,8 @@ task_categories:
 - sentiment-classification
 ---
 
+### Dataset Summary
+
 Kinopoisk movie reviews dataset (TOP250 & BOTTOM100 rank lists).
 
 In total it contains 36,591 reviews from July 2004 to November 2012.
@@ -24,4 +26,17 @@ Load with python like:
 import pandas as pd
 df = pd.read_json('kinopoisk.jsonl', lines=True)
 df.sample(5)
-```
+```
+
+### Citation
+```
+@article{blinov2013research,
+  title={Research of lexical approach and machine learning methods for sentiment analysis},
+  author={Blinov, PD and Klekovkina, Maria and Kotelnikov, Eugeny and Pestov, Oleg},
+  journal={Computational Linguistics and Intellectual Technologies},
+  volume={2},
+  number={12},
+  pages={48--58},
+  year={2013}
+}
+```