Allan Pettersson Society: A Swedish society aiming to spread the appreciation of Petterson's music and support research about his work. About the society, membership and contact details.
Allan Pettersson's Seventh in words: Words to be read with the Seventh Symphony.
Classical Net - Composers - Pettersson: Picture and biography.
Internationale Allan Pettersson Gesellschaft: (1911-1980) Discography, biography, picture, CDs, and news.