Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Tyynen veden taso-fi#Sense
Ruhewasserspiegel-de#Sense
Roligt vande-da#Sense
Στάθμη ηρεμίας της θάλασσας-el#Sense
Ruhewasserebene-de#Sense
SWL-en#Sense
Nivel del mar en calma-es#Sense
Still-water-level-en#Sense
Stillevandsoverflade-da#Sense
Niveau de la mer au repos-fr#Sense
Peil van stil water-nl#Sense
Livello del mare calmo-it#Sense
Ongestoorde waterstand-nl#Sense
ΣΗΘ-el#Sense
Ruhespiegel-de#Sense
Lugnvattenytans nivå-sv#Sense
RV-da#Sense
SVO-da#Sense
Nível do mar calmo-pt#Sense
Stillevandsniveau-da#Sense