1. The Ecoregions of Saskatchewan;Acton,1998
2. Whole system integration and modelling—essential to agriculture and technology in the 21st century;Ahuja,2002
3. Evaluating agroecosystem sustainability using an integrated model;Belcher,2002
4. Economic and environmental impacts of water quality protection policies 1. Framework for regional analysis;Bernardo;Water Resources Research,1993
5. CEEPES: an evolving system for agroenvironmental policy;Bouzaher,1995