Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/6621002
Is Reference of Réaction de fission en chaîne auto-entretenue et contrôlée-fr#Sense
Controlled self-sustaining fission chain reaction-en#Sense
Beheerste zichzelf onderhoudende kettingsplijtreactie-nl#Sense
Reazione di fissione a catena autosostenentesi e controllata-it#Sense