1. Bird migration in relation to wind and topography;Alerstam;PhD thesis, Lund Univ,1976
2. Strategies of migratory flight, illustrated by Arctic and common terns, Sterna paradisaea and Sterna hirundo;Alerstam;Contrib. Mar. Sci. Suppl,1985
3. Bird migration across a strong magnetic anomaly;Alerstam;J. Exp. Biol,1987a
4. Radar observations of the stoop of the peregrine falcon Falco peregrinus and the goshawk Accipiter gentilis;Alerstam;Ibis,1987b