Update README.md

README.md

@@ -157,15 +157,15 @@ The translation into Galician and Basque was done through machine translation, a
 ## Additional Information
 
 ### Authors
-Grupo de Procesamiento del Lenguaje Natural y Sistemas de Información, Centro de Inteligencia Digital (CENID, Universidad de Alicante),
+[Grupo de Procesamiento del Lenguaje Natural y Sistemas de Información, Centro de Inteligencia Digital (CENID, Universidad de Alicante)](https://cenid.es/),
 
 [Hizkuntza eta Politika Saila (Eusko Jaurlaritza)](https://www.euskadi.eus/itzuli),
 
-HiTZ Center - Aholab, University of the Basque Country UPV/EHU, 
+[HiTZ Center - Aholab, University of the Basque Country UPV/EHU](https://www.hitz.eus/), 
 
-Language Technologies Unit (LangTech) at the Barcelona Supercomputing Center (BSC),
+[Language Technologies Unit (LangTech) at the Barcelona Supercomputing Center (BSC)](https://www.bsc.es/discover-bsc/organisation/research-departments/language-technologies-unit),
 
-Proxecto Nós (Universidade de Santiago de Compostela).
+[Proxecto Nós (Universidade de Santiago de Compostela)](https://nos.gal/).
 
 ### Contact information
 For further information, please send an email to [email protected].