Towards predictive models of bird migration schedules: theoretical and empirical bottlenecks
Ens, B.J.; Piersma, T.; Tinbergen, J.M. (1994). Towards predictive models of bird migration schedules: theoretical and empirical bottlenecks. NIOZ-rapport, 1994(5). Nederlands Instituut voor Onderzoek der Zee: Den Burg. 27 pp.
Part of: NIOZ-rapport. Netherlands Institute for Sea Research (NIOZ): Den Burg. ISSN 0923-3210