Use editor short name.

models/db_database.py

@@ -118,7 +118,7 @@ db.publications.id_countries.requires = \
 IS_IN_DB(db, 'countries.id', 'countries.country')
 
 db.publications.id_publishers.requires = \
-IS_IN_DB(db, 'publishers.id', 'publishers.publisher')
+IS_IN_DB(db, 'publishers.id', 'publishers.abbreviation')
 
 db.publications.id_projects.requires = \
 IS_IN_DB(db, 'projects.id', 'projects.project')