Scheffer M., J. Bascompte, T. K. Bjordam, S. R. Carpenter, L. B. Clarke, C. Folke, PA Marquet, N. Mazzeo, M. Meerhoff, O. Sala, and F. R. Westley (2015).

Dual thinking for scientists. Ecology and Society 20(2): 3. http://dx.doi.org/10.5751/ES-07434-200203