Brill Esotericism Reference Library has just published Western Esotericism in Scandinavia edited by Henrik Bogdan (University of Gothenburg) and Olav Hammer (University of Southern Denmark).
The publisher’s site says:
“This is the first encyclopaedic work on Western esotericism in Scandinavia. Structured along the lines of the Dictionary of Gnosis and Western Esotericsm (2005), it contains over 80 articles written by 47 specialists. It consists of critical overviews of all the major esoteric currents in Denmark, Finland, Norway, and Sweden, ranging from Alchemy, Anthroposophy, and Astrology, to Theosophy, Traditionalism, and UFO Movements. This ground-breaking work is of relevance not only for scholars and students of Western esotericism, but for all with an interest in alternative religious traditions and Scandinavian intellectual history.”
Contributors are: Søren Bak-Jensen, Kristian Bjørkelo, Henrik Bogdan, Robert Carleson, Jenny-Ann Brodin Danell, Gina Dahl, Asbjørn Dyrendal, Carl-Michael Edenborg, Morten Fink-Jensen, Liselotte Frisk, Susanne Gieser, Ingvild Gilhus, Kennet Granholm, Fredrik Gregorius, Olav Hammer, Jan-Erik Ebbestad Hansen, Jan Bertil Heilund, Titus Hjelm, Nils G. Holm, Thomas Karlsson, Siv-Ellen Kraft, Jesper Kragh, Håkan Lejon, Kjell Lekeby, Fabian Linde, Kjersti Løken, Tomas Mansikka, Tonje Mehren, Kirstine Munk, Jaakko Närvä, René Dybdal Pedersen, Benjamin Weber Pedersen, Jonathan Peste, Einar Petander, Jesper Aagaard Petersen, Mikael Rothstein, Jacob Senholt, Jole Shackelford, Tom Sjöblom, Jussi Sohlberg, Sara Thejls, Søren Feldtfos Thomsen, Geir Uldal, Jane Williams-Hogan, Geir Winje, Susanna Åkerman, and Andreas Önnerfors.
You can purchase it here: http://www.brill.com/products/reference-work/western-esotericism-scandinavia