You can find UvA dissertations and other publications in the UvA-DARE database.
You can watch this PhD defence ceremony here.
Dhr. M.P. Boom will defend the dissertation 'Rewarding round-trips or tiresome travels?: Comparing migratory and non-migratory lifestyles in barnacle geese'. Supervisor is Prof. B.A. Nolet. The co-supervisors are Dr G. Eichhorn and Dr H.P. van der Jeugd.