Home › Authors › Ulrich Haltern 👤 Ulrich Haltern b. 1967 ยท 3 books Books by Ulrich Haltern High time for a check-up High time for a check-up 1996 Verantwortlichkeit und Integra Verantwortlichkeit und Integration in einer misstrauischen Demokratie 1996 Who, in law, is the ultimate j Who, in law, is the ultimate judicial umpire of European Community competences? 1996