Author:
Vierinen Juha,Aslaksen Torstein,Chau Jorge Luis,Gritsevich Maria,Gustavsson Björn,Kastinen Daniel,Kero Johan,Kozlovsky Alexandre,Kværna Tormod,Midtskogen Steinar,Näsholm Sven Peter,Ulich Thomas,Vegum Ketil,Lester Mark
Subject
Astronomy and Astrophysics