Brumm, Henrik Forschungsgruppe Brumm, Seewiesen, Max Planck Institut für Ornithologie, Max Planck Society;
Brumm, H. (2009). Song amplitude and body size in birds. Behavioral Ecology and Sociobiology, 63(8), 1157-1165. doi:10.1007/s00265-009-0743-4.