Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/52
Is Reference of Balance de materia-es#Sense
Ämnesbalans-sv#Sense
Stofbalans-nl#Sense
Bilancio di materia-it#Sense
Balance of matter-en#Sense
Stoffbilanz-de#Sense
Balanço de massas-pt#Sense
Ισορροπία της ύλης-el#Sense
Bilan matière-fr#Sense
Balanço de matéria (biologia-pt#Sense
Aineen tasapaino-fi#Sense
Stofbalance-da#Sense