Add original dataset source reference with hyperlinks

README.md

@@ -59,6 +59,20 @@ ds = load_dataset("feliren/multilingual-counterfactual", split="train")
 print(ds[0])
 ```
 
-## Citation
 
-If you use this dataset, please cite the original COCO-Counterfactual dataset.
+## Original Source
+
+This dataset is built from [**COCO-Counterfactuals**](https://huggingface.co/datasets/geoskyr/COCO-Counterfactual) by Le et al. (2023).
+
+> Tiep Le, Vasudev Lal, and Phillip Howard. 2023.
+> *COCO-Counterfactuals: Automatically Constructed Counterfactual Examples for Image-Text Pairs.*
+> In Advances in Neural Information Processing Systems 36 (NeurIPS 2023) Datasets and Benchmarks Track.
+
+```bibtex
+@inproceedings{le2023coco,
+  title={COCO-Counterfactuals: Automatically Constructed Counterfactual Examples for Image-Text Pairs},
+  author={Le, Tiep and Lal, Vasudev and Howard, Phillip},
+  booktitle={Advances in Neural Information Processing Systems 36 (NeurIPS 2023) Datasets and Benchmarks Track},
+  year={2023}
+}
+```