Pellissier, V., Schmucki, R., Pe'er, G., Aunins, A., Brereton, T.M., Brotons, L., Carnicer, J., Chodkiewicz, T., Chylarecki, P., del Moral, J.C., Escandell, V., Evans, D., Foppen, R., Harpke, A., Heliola, J., Herrando, S., Kuussaari, M., Kuhn, E., Lehikoinen, A., Lindström, Å., Moshøj, C.M., Musche, M., Noble, D., Oliver, T.H., Reif, J., Richard, D., Roy, D.B., Schweiger, O., Settele, J., Stefanescu, C., Teufelbauer, N., Touroult, J., Trautmann, S., Van Strien, A.J., Van Swaay, C.A.M., van Turnhout, C., Vermouzek, Z., Voříšek, P., Jiguet, F. & Julliard, R. (2020) Effects of Natura 2000 on nontarget bird and butterfly species based on citizen science data. Conservation Biology, 34, 666-676, .
