标题：Opportunity cost principles for life cycle assessment: toward strategic decision making in agriculture

作者：Daniel Berlin and Hans-Erik Uhlin

期刊：Progress in Industrial Ecology, an International Journal   Issue:  Volume 1, Numbers 1-3 / 2004   Pages:  187 - 202 

链接：http://inderscience.metapress.com/app/home/contribution.asp?referrer=parent&backto=issue,10,17;journal,16,16;linkingpublicationresults,1:110886,1

谢谢大家~~