@proceedings {762, title = {Trace Element Analysis of Wood a Tool for Monitoring Air Pollution}, year = {1985}, note = {Copies of this are available in the Tree Ring Laboratory. Please contact the curator for more information. pcreasman@ltrr.arizona.edu}, address = {Zurich}, keywords = {air pollution, analysis, environment, trace element, wood}, author = {Braker, O.U., McLaughlin, S.B., Baes, C.F.} }