• 13 Songs (Medium voice) with piano
• 6 Oratorios
• 3 Cantatas, Sacred
• 3 Operas
• 3 Passion music
• 3 Requiems
• 3 Songs (Medium voice) with instrumental ensemble
• 3 Songs (Medium voice) with orchestra
• 2 Christmas music
• 2 Masses
• 2 Solo cantatas, Sacred (High voice)
• 2 Solo cantatas, Sacred (Low voice)
• 2 Song cycles
• 2 Songs, German
• 2 Songs, Norwegian
• 1 Augustine, of Hippo, Saint, 354-430
• 1 Cantatas, Secular
• 1 Choruses, Secular (Mixed voices) with accordion
• 1 Choruses, Secular (Mixed voices), Unaccompanied
• 1 Concerti grossi
• 1 Concertos (Piano)
• 1 Concertos (Violin with string orchestra)
• 1 David, King of Israel
• 1 Death
• 1 Easter music

• 7 Mortensen, Nils, 1971-
• 5 Bach, Johann Sebastian, 1685-1750
• 5 Mortensen, Nils Anders, 1971-
• 4 Schäfer, Markus, 1961-
• 3 Handel, George Frideric, 1685-1759
• 3 Kölner Kammerorchester
• 3 Mozart, Wolfgang Amadeus, 1756-1791
• 3 Müller-Brühl, Helmut
• 3 Reuss, Daniel
• 3 Sampson, Carolyn
• 2 Anima Eterna (Musical group)
• 2 Beethoven, Ludwig van, 1770-1827
• 2 Berchtold, Bernhard
• 2 Brahms, Johannes, 1833-1897
• 2 Cappella Amsterdam
• 2 Concert des nations (Musical group)
• 2 Garborg, Arne, 1851-1924
• 2 Grieg, Edvard, 1843-1907
• 2 Haydn, Joseph, 1732-1809
• 2 Hoffmann, Melchior, approximately 1679-1715
• 2 Immerseel, Jos van
• 2 Kjos, Christian
• 2 Kölner Bach-Verein. Chor
• 2 Lie, Sigurd, 1871-1904

• 15 German
• 14 Norwegian
• 9 Latin
• 7 English
• 5 Italian
• 3 Multiple languages
• 2 French
• 1 Russian
• 1 Swedish

• 1 Germany
• 1 Norway

Limit year range