diff --git a/inst/REFERENCES.bib b/inst/REFERENCES.bib
index 5e19541..52c62b2 100644
--- a/inst/REFERENCES.bib
+++ b/inst/REFERENCES.bib
@@ -119,7 +119,7 @@ @phdthesis{LopezIbanezPhD
   school = {School of Engineering and the Built Environment},
   year = 2009,
   address = {Edinburgh Napier University, UK},
-  url = {https://researchrepository.napier.ac.uk/id/eprint/3044}
+  url = {https://lopez-ibanez.eu/publications#LopezIbanezPhD}
 }
 
 @incollection{GruFon2009:emaa,