Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/10
Is Reference of Experts Committee on Firedamp and Ventilation-en#Sense
Comité d'experts " Grisou et aérage "-fr#Sense
Comitato di esperti " Grisù e ventilazione "-it#Sense
Ekspertudvalget for Grubegas og Ventilation-da#Sense
Fachausschuss " Grubengas und Wetterfuehrung "-de#Sense
Comité van deskundigen Mijngas en mijnventilatie-nl#Sense