Lingonberry: Potential New Fruit for the Northern United States—Elden J. Stang, Gavin G. Weis, and John Klueh
Temperate Berry Crops—Chad Finn
Magness, J.R., G.M. Markle, C.C. Compton. 1971. Food and feed crops of the United States. Outside links:
Lingonberry Corporation of America