Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Pointe neafaise-ga#Sense
Pointe neafaise den chuar oc-ga#Sense
Point of control of the oc curve-en#Sense
Point d'indifférence-fr#Sense
Point d'indifférence de la courbe d'efficacité-fr#Sense
Point of control-en#Sense
Indifference point-en#Sense