C. Kremen

A call to ecologists: Measuring, analyzing, and managing ecosystem services
Kremen, C., and Richard S. Ostfeld. 2005. “A Call To Ecologists: Measuring, Analyzing, And Managing Ecosystem Services”. Front. Ecol. Environ. 3: 540-548. http://www.caryinstitute.org/reprints/Kremen_Ostfeld_2005_Front_Ecol.pdf.