<?xml version="1.0" encoding="UTF-8"?><xml><records><record><source-app name="Biblio" version="6.x">Drupal-Biblio</source-app><ref-type>27</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Mitchell, M. J.</style></author><author><style face="normal" font="default" size="100%">Krouse, H. R.</style></author><author><style face="normal" font="default" size="100%">Mayer, B.</style></author><author><style face="normal" font="default" size="100%">Stam, A. C.</style></author><author><style face="normal" font="default" size="100%">Zhang, Y.</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">Use of isotopes in evaluating sulfur biogeochemistry of forest ecosystems. In : Isotope tracers in catchment hydrology, edited by Carol Kendall and Jeffrey J. McDonnell</style></title></titles><dates><year><style  face="normal" font="default" size="100%">1998</style></year></dates><publisher><style face="normal" font="default" size="100%">Elsevier</style></publisher><pages><style face="normal" font="default" size="100%">p. 511</style></pages><language><style face="normal" font="default" size="100%">en</style></language><custom1><style face="normal" font="default" size="100%">Biology</style></custom1><custom2><style face="normal" font="default" size="100%">West Whitecourt</style></custom2><custom4><style face="normal" font="default" size="100%">Science</style></custom4></record></records></xml>