<?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%">Chen, Yu-Ao</style></author><author><style face="normal" font="default" size="100%">Qiang Zhang</style></author><author><style face="normal" font="default" size="100%">Chen, Teng-Yun</style></author><author><style face="normal" font="default" size="100%">Cai, Wen-Qi</style></author><author><style face="normal" font="default" size="100%">Liao, Sheng-Kai</style></author><author><style face="normal" font="default" size="100%">Jun Zhang</style></author><author><style face="normal" font="default" size="100%">Kai Chen</style></author><author><style face="normal" font="default" size="100%">Yin, Juan</style></author><author><style face="normal" font="default" size="100%">Ren, Ji-Gang</style></author><author><style face="normal" font="default" size="100%">Zhu Chen</style></author></authors></contributors><titles><title><style face="normal" font="default" size="100%">An integrated space-to-ground quantum communication network over 4,600 kilometres</style></title><secondary-title><style face="normal" font="default" size="100%">Nature</style></secondary-title></titles><dates><year><style  face="normal" font="default" size="100%">2021</style></year></dates><publisher><style face="normal" font="default" size="100%">Nature Publishing Group</style></publisher><volume><style face="normal" font="default" size="100%">589</style></volume><pages><style face="normal" font="default" size="100%">214-219</style></pages><isbn><style face="normal" font="default" size="100%">1476-4687</style></isbn><language><style face="normal" font="default" size="100%">eng</style></language><issue><style face="normal" font="default" size="100%">7841</style></issue></record></records></xml>