Jonas Wellendorf, Kristelig visionslitteratur i norrøn tradition (Bibliotheca Nordica 2. Eds. Odd Einar Haugen, Karl G. Johansson & Jon Gunnar Jørgensen), Oslo: Novus Forlag 2009, ISBN 9788270995561, 437 pp. - Edlund, Lars-Erik (Journal of Northern Studies, 2011)