1. Bird migration;Alerstam,1990
2. The development of bird migration theory;Alerstam;J. Avian Biol.,1998
3. Tests of a method for recovering winds from a single Doppler weather radar;Andersson,1994
4. An analysis of the spring migration of the common scoter and the long-tailed duck in Southern Finland;Bergman;acta Zool. Fenn.,1964
5. Altitude choice by night migrants in a desert area predicted by meteorological factors;Bruderer;Ibis,1995