Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/6811
Is Reference of Marga cálcica-es#Sense
Kalkmergel-de#Sense
Lime marl-en#Sense
Marna calcarea-it#Sense
Marne calcaire-fr#Sense
Варовиков мергел-bg#Sense