Wallraff, Hans Georg Verhaltensphysiologie, Seewiesen, Max Planck Institut für Ornithologie, Max Planck Society;
Wallraff, H. G. (1982). Homing to Würzburg: An interim report on long-term analyses of pigeon navigation. In F. Papi, & H. G. Wallraff (Eds.), Avian navigation (pp. 211-221). Berlin, Heidelberg: Springer.