Cumming, G.S., C.R. Allen, N.C. Ban, D. Biggs, H.C. Biggs, D.H.M. Cumming, A. De Vos, G. Epstein, M. Etienne, K. Maciejewski, R. Mathevet, C. Moore, M. Nenadovic, M.L. Schoon (2015). Understanding protected area resilience: A multi-scale, social-ecological approach.Ecological Applications 25 (2), 299-319.