@article {991, title = {Using semi-permeable membrane devices and stable nitrogen isotopes to detect anthropogenic influences on the Truckee River, USA}, journal = {Environmental Engineering Science}, volume = {35}, year = {2008}, month = {2008}, pages = { 585-600}, author = {Saito, L. and Rosen, M.R. and Chandra, S. and Atwell, L. and Fritsen, C. H. and Arufe, J.A. and Redd, C.} }