Schleidt, Wolfgang M. Emeritus, Seewiesen, Max Planck Institut für Ornithologie, Max Planck Society;
Schleidt, W. M., & Oeser, E. (2011). Konrad Lorenz's use of cinematic film for studying dabbling duck courtship behaviour and the availability of historic film materials. Wildfowl, 61, 45-51.