@book{125056, author = {Alan Migdall and M Ware}, title = {Primary Sources for use in Radiometry: Parametric Down-conversion, ed. by A.C. Parr, R.U. Datla, and J.L. Gardner}, year = {2005}, month = {2005-01-01}, publisher = { Elsevier Academic Press , New York, NY}, language = {en}, }