1. Ahlmann HW (1976) Norden i text och kartor. Generalstabens litografiska anstalts förlag, Stockholm
2. Angelstam P (1983) Population dynamics of tetraonids, especially the black grouse Tetrao tetrix L., in boreal forests. Unpublished Ph D Thesis, Uppsala University
3. Angelstam P, Lindström E, Widén P Synchronous short-term population fluctuations of some birds and mammals in Fennoscandia ? occurrence and distribution. Holarctic Ecology 8 (in press)
4. Angerbjörn A (1981) Winterfood as a limiting factor of dense mountain hare populations on islands ? a comparative study. Proc World Lagomorph Conf, Guelph 1979, pp 529?535
5. Cabot WB (1912) In northern Labrador. J Murray, London