Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/6621
Is Reference of Fonte selada-pt#Sense
Sealed source-en#Sense
Umschlossene Strahlenquelle-de#Sense
Source scellée-fr#Sense
Sorgente sigillata-it#Sense
Ingekapselde bron-nl#Sense
Lukket strålekilde-da#Sense
Κλειστή πηγή-el#Sense
Umpilähde-fi#Sense
Source radioactive scellée-fr#Sense
Fuente sellada-es#Sense
Sluten strålkälla-sv#Sense
Gesloten bron-nl#Sense