Update README.md

README.md

@@ -25,4 +25,31 @@ Vocabulary size was 32,000 tokens.
 ## Licenses
 
 The pretrained model with all attached files is distributed under the terms of the [CC BY-SA 4.0](https://creativecommons.org/licenses/by-sa/4.0/deed.en) license. 
-<a rel="license" href="http://creativecommons.org/licenses/by-sa/4.0/"><img alt="Creative Commons License" style="border-width:0" src="https://i.creativecommons.org/l/by-sa/4.0/88x31.png" /></a><br />This work is licensed under a <a rel="license" href="http://creativecommons.org/licenses/by-sa/4.0/">Creative Commons Attribution-ShareAlike 4.0 International License</a>.
+<a rel="license" href="http://creativecommons.org/licenses/by-sa/4.0/"><img alt="Creative Commons License" style="border-width:0" src="https://i.creativecommons.org/l/by-sa/4.0/88x31.png" /></a><br />This work is licensed under a <a rel="license" href="http://creativecommons.org/licenses/by-sa/4.0/">Creative Commons Attribution-ShareAlike 4.0 International License</a>.
+
+## Citations
+
+The model was build using sentences from YACIS corpus, which should be cited using at least one of the following refrences.
+
+```
+@inproceedings{ptaszynski2012yacis,
+  title={YACIS: A five-billion-word corpus of Japanese blogs fully annotated with syntactic and affective information},
+  author={Ptaszynski, Michal and Dybala, Pawel and Rzepka, Rafal and Araki, Kenji and Momouchi, Yoshio},
+  booktitle={Proceedings of the AISB/IACAP world congress},
+  pages={40--49},
+  year={2012}
+}
+
+@article{ptaszynski2014automatically,
+  title={Automatically annotating a five-billion-word corpus of Japanese blogs for sentiment and affect analysis},
+  author={Ptaszynski, Michal and Rzepka, Rafal and Araki, Kenji and Momouchi, Yoshio},
+  journal={Computer Speech \& Language},
+  volume={28},
+  number={1},
+  pages={38--55},
+  year={2014},
+  publisher={Elsevier}
+}
+
+
+```