citation
Herrero, M.; Fawcett, R.H.; Perez, E.; Dent, J.B. 1997. The role of systems research in grazing management: applications to sustainable cattle production in Latin America. IN: Teng, P.S. et al (eds.). Application of Systems Approaches at the Farm and Regional Levels. Dordrecht (The Netherlands): Kluwer: 129-136