<?xml version="1.0" encoding="UTF-8"?><xml><records><record><source-app name="Biblio" version="7.x">Drupal-Biblio</source-app><ref-type>17</ref-type><contributors><authors><author><style face="normal" font="default" size="100%">Likens, Gene E.</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">Use of long-term data, mass balances and stable isotopes in watershed biogeochemistry: The Hubbard Brook model</style></title><secondary-title><style face="normal" font="default" size="100%">Gayana Bot.</style></secondary-title></titles><dates><year><style  face="normal" font="default" size="100%">2003</style></year></dates><urls><web-urls><url><style face="normal" font="default" size="100%">http://www.scielo.cl/pdf/gbot/v60n1/art02.pdf</style></url></web-urls></urls><volume><style face="normal" font="default" size="100%">60</style></volume><pages><style face="normal" font="default" size="100%">3-7</style></pages><language><style face="normal" font="default" size="100%">eng</style></language></record></records></xml>