Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/12
Is Reference of Règle impérative-fr#Sense
Binding rule-en#Sense
Règle impérieuse-fr#Sense
Задължително предписание-bg#Sense
Norma bezwzględnie wiążąca-pl#Sense
Norma bezwzględnie obowiązująca-pl#Sense
Ius cogens-la#Sense
Mandatory rule-en#Sense