Update README.md

README.md

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 # GreekWiki (umt5-base)
 
-A Greek encyclopedic article summarization model trained and evaluated on [GreekWikipedia](https://huggingface.co/datasets/IMISLab/GreekWikipedia/).    
+A Greek encyclopedic article summarization model trained and evaluated on [GreekWikipedia](https://huggingface.co/datasets/IMISLab/GreekWikipedia/). 
 This model was trained as part of our upcoming research paper:  
-[Giarelis, N., Mastrokostas, C., & Karacapilidis, N. (2024) Greek Wikipedia: A Study on Abstractive Summarization]()  
+[Giarelis, N., Mastrokostas, C., & Karacapilidis, N. (2024) Greek Wikipedia: A Study on Abstractive Summarization]().    
 For more information see the evaluation section below.
 
 <img src="Greek Wiki icon.svg" width="200"/>