<?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%">Y. Duan</style></author><author><style face="normal" font="default" size="100%">A.D. Anbar</style></author><author><style face="normal" font="default" size="100%">G.L. Arnold</style></author><author><style face="normal" font="default" size="100%">T.W. Lyons</style></author><author><style face="normal" font="default" size="100%">G.W. Gordon</style></author><author><style face="normal" font="default" size="100%">B. Kendall</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">Molybdenum isotope evidence for mild environmental oxygenation before the Great Oxidation Event</style></title><secondary-title><style face="normal" font="default" size="100%">Geochimica et Cosmochimica Acta</style></secondary-title></titles><dates><year><style  face="normal" font="default" size="100%">2010</style></year></dates><volume><style face="normal" font="default" size="100%">74</style></volume><pages><style face="normal" font="default" size="100%">6655-6668</style></pages><language><style face="normal" font="default" size="100%">eng</style></language></record></records></xml>