Update README.md

README.md

@@ -1 +1,11 @@
-https://arxiv.org/pdf/2305.18034.pdf
+
+```
+@misc{antici2023corpus,
+      title={A Corpus for Sentence-level Subjectivity Detection on English News Articles}, 
+      author={Francesco Antici and Andrea Galassi and Federico Ruggeri and Katerina Korre and Arianna Muti and Alessandra Bardi and Alice Fedotova and Alberto Barrón-Cedeño},
+      year={2023},
+      eprint={2305.18034},
+      archivePrefix={arXiv},
+      primaryClass={cs.CL}
+}
+```