Berit Nygren (May 28, 2009). "Stor festival för Adolf Fredrik 70". Sveriges Radio (Swedish Government radio broadcaster). Archived from the original on November 29, 2014. Retrieved October 11, 2014.
Berit Nygren (May 28, 2009). "Stor festival för Adolf Fredrik 70". Sveriges Radio (Swedish Government radio broadcaster). Archived from the original on November 29, 2014. Retrieved October 11, 2014.