Hymn to the sun [Enregistrement sonore] : works for a cappella choir / Vagn Holmboe,
Peter Bruun, Per Nøgård... [et al.], comp. ; Danish national vocal ensemble ; Søren
Kirch Hansen, chef de chœur. Dacapo 8.226051
Library of Congress of Authorities - http://authorities.loc.gov (2011-05-16)