<?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%">Yiqiu Ma</style></author><author><style face="normal" font="default" size="100%">Cheng, Yubo</style></author><author><style face="normal" font="default" size="100%">Xinghua* Qiu</style></author><author><style face="normal" font="default" size="100%">et al.</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">Sources and oxidative potential of water-soluble humic-like substances (HULIS&lt;sub&gt;WS&lt;/sub&gt;) in fine particulate matter (PM&lt;sub&gt;2.5&lt;/sub&gt;) in Beijing</style></title><secondary-title><style face="normal" font="default" size="100%">Atmospheric Chemistry and Physics</style></secondary-title></titles><dates><year><style  face="normal" font="default" size="100%">2018</style></year></dates><volume><style face="normal" font="default" size="100%">18</style></volume><pages><style face="normal" font="default" size="100%">5607-5617</style></pages><language><style face="normal" font="default" size="100%">eng</style></language></record></records></xml>