Ann Kristin Gresaker (2013). "Making religion relevant?"(PDF). Nordic Journal of Religion and Society. 26 (1). Archived from the original(PDF) on 25 September 2015. Retrieved 28 April 2015.
"Factsheet". Publicitas. Archived from the original on 24 September 2015. Retrieved 7 April 2015.
Ann Kristin Gresaker (2013). "Making religion relevant?"(PDF). Nordic Journal of Religion and Society. 26 (1). Archived from the original(PDF) on 25 September 2015. Retrieved 28 April 2015.