Update tidying command

README.md

@@ -8,8 +8,5 @@ Please, use the following command line of
 bibliography file before pushing your changes to the remote repository here.
 
 ```bash
-bibtex-tidy --curly --numeric --align=13 --blank-lines \
-            --duplicates=key,doi --no-escape --sort-fields \
-            --remove-empty-fields --wrap=80 --modify \ 
-            --omit=hal_id,hal_version,keywords,abstract
+bibtex-tidy --curly --numeric --align=13 --blank-lines --duplicates=key,doi --no-escape --sort-fields --remove-empty-fields --wrap=80 --modify --omit=hal_id,hal_version,keywords,abstract references.bib
 ```