Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/52
Is Reference of Hydrografia; merenkartoitus-fi#Sense
Hidrografia-pt#Sense
Hydrographie-fr#Sense
Sjömätning-sv#Sense
Hydrografie-nl#Sense
Hydrografi-sv#Sense
Hydrografi; sjömätning-sv#Sense
Υδρογραφία-el#Sense
Idrografia-it#Sense
Hydrografi-da#Sense
Hydrographie-de#Sense
Hidrografía-es#Sense
Hydrography-en#Sense