Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Photo-ionisation-fr#Sense
Fotoionisering-da#Sense
Valoionisaatio-fi#Sense
Φωτοϊονισμός-el#Sense
Fotoionizzazione-it#Sense
Photoionisation-en#Sense
Fotoionização-pt#Sense
Fotojonisation-sv#Sense
Fotoionización-es#Sense
Fotoionisation | Photoionisation-de#Sense
Photoionization-en#Sense
Foto-ionisatie-nl#Sense