European Breeding Bird Atlas 2Verena Keller, Sergi Herrando, Petr Voříšek, Martí Franch, Marina Kipson, Pietro Milanesi, David Martí, Marc Anton, Alena Klvaňová, Mikhail V. Kalyakin, Hans-Günther Bauer, Ruud P.B. Foppen · First published 2020Open the Tome
