diff -r pario/web/bibtex/no:irregular-io.bib pario/web/new/no:irregular-io.bib
11a12
>   later = {no:jirregular},
diff -r pario/web/bibtex/no:jirregular.bib pario/web/new/no:jirregular.bib
7a8
>   earlier = {no:irregular-io},