William H. Swatos, Jr. and Loftur Reimar Gissurarson, Icelandic Spiritualism: Mediumship and Modernity in Iceland, New Brunswick, New Jersey: Transaction, 1996, ISBN 1-56000-273-5, p. 53.
Combining Heimskringla ('Globe'), founded in 1886, and Lögberg ('Law-Mound'), founded in 1888; Swatos and Gissurarson, p. 57.