Dittrich R, Giessing B, Benito M Maria, Russ A, Wolf C, Foudoulakis M, Norman S(2019): Multiyear Monitoring of Bird Communities in Chlorpyrifos-Treated Orchards in Spain and the United Kingdom: Spatial and Temporal Trends in Species Composition, Abundance, and Site Fidelity, Environmental Toxicology and Chemistry, Vol. 38, No. 3, January 2019, Pages 616-629