Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Bedrijfskromme-nl#Sense
Curva de exploração ótima-pt#Sense
Rule curve-en#Sense
Courbe d'exploitation optimum-fr#Sense
Driftkurva-sv#Sense
Betriebskurve-de#Sense
Καμπύλη βελτίστης λειτουργίας-el#Sense
Driftskurve-da#Sense
Steuerkurve-de#Sense
Operating rule curve-en#Sense
Juoksutusviiva-fi#Sense
Curva de explotación óptima-es#Sense
Curva di gestione ottimale-it#Sense