Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/6411
Is Reference of H/j-fr#Sense
Man-days-en#Sense
Jours-personnes-fr#Sense
HJ-fr#Sense
Hommes-jours-fr#Sense
MD-en#Sense
Personnes-jours-fr#Sense