Update README.md

README.md

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 ## Dataset Description
-* **Homepage:** http://miracl.ai
-* **Repository:** https://github.com/project-miracl/miracl
-* **Paper:** https://arxiv.org/abs/2210.09984
+[Homepage](ttp://miracl.ai) | 
+[Repository:](https://github.com/project-miracl/miracl) | 
+[Paper](https://direct.mit.edu/tacl/article/doi/10.1162/tacl_a_00595/117438) | 
+[ArXiv](https://arxiv.org/abs/2210.09984)
 
 MIRACL 🌍🙌🌏 (Multilingual Information Retrieval Across a Continuum of Languages) is a multilingual retrieval dataset that focuses on search across 18 different languages, which collectively encompass over three billion native speakers around the world.