Update README.md

README.md

@@ -28,11 +28,11 @@ dataset_info:
 
 If you use this dataset for research, please cite this paper:
 
-'''
+```
 @article{ham2020kornli,
   title={KorNLI and KorSTS: New Benchmark Datasets for Korean Natural Language Understanding},
   author={Ham, Jiyeon and Choe, Yo Joong and Park, Kyubyong and Choi, Ilji and Soh, Hyungjoon},
   journal={arXiv preprint arXiv:2004.03289},
   year={2020}
 }
-'''
+```