<?xml version="1.0" encoding="UTF-8"?><xml><records><record><source-app name="Biblio" version="6.x">Drupal-Biblio</source-app><ref-type>17</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Legge, A. H.</style></author><author><style face="normal" font="default" size="100%">Kaufmann, H. C.</style></author><author><style face="normal" font="default" size="100%">Winchester, J. W.</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">Tree-ring analysis by pixe for a historical record of soil chemistry response to acidic air-pollution</style></title></titles><dates><year><style  face="normal" font="default" size="100%">1984</style></year></dates><publisher><style face="normal" font="default" size="100%">Nuclear Instruments &amp; Methods in Physics Research</style></publisher><volume><style face="normal" font="default" size="100%">231</style></volume><pages><style face="normal" font="default" size="100%">507-510</style></pages><language><style face="normal" font="default" size="100%">en</style></language><issue><style face="normal" font="default" size="100%">1-3</style></issue><custom1><style face="normal" font="default" size="100%">Biology</style></custom1><custom2><style face="normal" font="default" size="100%">Whitecourt?</style></custom2><custom4><style face="normal" font="default" size="100%">Science</style></custom4></record></records></xml>