Update citation

README.md

@@ -98,8 +98,8 @@ The data format is displayed below.
 ## Citation
 If you use our dataset in your work, please cite the following:
 ```bib
-@article{zhang2022twhin-bert,
-  title={kNN-Embed: Locally Smoothed Embedding Mixtures For Multi-interest Candidate Retrieval},
+@article{zhang2022twhin,
+  title={TwHIN-BERT: A Socially-Enriched Pre-trained Language Model for Multilingual Tweet Representations},
   author={Zhang, Xinyang and Malkov, Yury and Florez, Omar and Park, Serim and McWilliams, Brian and Han, Jiawei and El-Kishky, Ahmed},
   journal={arXiv preprint arXiv:2209.07562},
   year={2022}