Espín, S., García-Fernández, A.J., Herzke, D., Shore, R.F., van Hattum, B., Martínez-López, E., Coeurdassier, M., Eulaers, I., Fritsch, C., Gómez-Ramírez, P., Jaspers, V.L.B., Krone, O., Duke, G., Helander, B., Mateo, R., Movalli, P., Sonne, C., van den Brink, N.W. (2016) Tracking pan-continental trends in environmental contamination using sentinel raptors - what types of samples should we use? Ecotoxicology, 25, 777-801. doi:10.1007/s10646-016-1636-8.
10.1007/s10646-016-1636-8