Rob Schipper

Policies for sustainable development in the hillside areas of Honduras: a quantitative livelihoods approach

H.G.P. Jansen, J. Pender, R. Schipper, 2006 .

A framework for integrated biophysical and economic land use analysis at different scales

Johan Bouma, Huib Hengsdijk, Bas A. M. Bouman, 1999 .