Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Επίπεδο μιας ρωγμής-el#Sense
Piano di una frattura-it#Sense
Plan d'une fissure-fr#Sense
Plano de grieta-es#Sense
Plane of a crack-en#Sense
Plano de uma fenda-pt#Sense
Breukvlak-nl#Sense
Plan d'une crique-fr#Sense
Halkeamataso-fi#Sense
Rißebene-de#Sense
Sprickplan-sv#Sense