Oorspronklik: Sverre Eftestøl. The Bells of Vestervig. Organ. Sheet Music. Organ. ORG. Sverre Eftestøl. --. Preface.
Vertaling: The “premiere” of the organ version was performed by Flemming Dreisig, March 10th 2012 in The Church of Our Lady, Copenhagen. Orrel.