5Pacini C. An environmental-economic framework to support multi- objective policy-making: a farming systems approach implemented for Tuscany[D]. Wageningen: Wageningen University, 2003. 135- 176.
6Pacini C, Wossink A, Giesen G, et d. Ecological-economic modeling to support multi-objective policy making: a fanning systems approach implemented for Tuscany[J]. Agriculture, Ecosystems and Environment, 2004, 102: 349-364.