Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/12
Is Reference of Obbligo esclusivo di acquisto-it#Sense
Engagement exclusif d'achat-fr#Sense
Exclusieve afnameverplichting-nl#Sense
Impegno esclusivo di acquisto-it#Sense
Ausschließliche Bezugspflicht-de#Sense