Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/6611002
Is Reference of Ferrosilicium, ferrosilicomanganèse, ferrochrome et ferrosilicochrome, ferrovanadium-fr#Sense
Ferro-silicon, ferro-silico-manganese, ferro-chromium and ferro-silico-chromium, ferro-vanadium-en#Sense