Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Roughness-en#Sense
Takkethed-da#Sense
Schartigkeit-de#Sense
Jaggedness-en#Sense
Rugosidade das paredes-pt#Sense
Karheus-fi#Sense
Rugosité de paroi-fr#Sense
Ruwheid-nl#Sense
Epätasaisuus-fi#Sense