@book{44710, author = {Cooper, William W. and Seiford, Lawrence M.}, title = {Introduction to data envelopment analysis and its uses : with DEA-solver software and references}, publisher = {Springer,}, year = {c2006.}, address = {New York :}, note = {Rev. ed. of: Data envelopment analysis. c2000.}, url = {http://www.loc.gov/catdir/toc/fy0611/2005054107.html} }