● ‍‍Mathematical Reviews ‍‍‍‍http://www.ams.org/mathscinet‍/‍‍

‍● CAM Digest ‍‍http://www.polyu.edu.hk/ama/CAM/cam-digest-html/

‍‍● ISIS ‍‍https://isisn.nsfc.gov.cn/egrantweb/

● arXiv http://arxiv.org/

● ‍‍Jie Shen‍‍

● ‍‍Li-Lian Wang‍‍


‍‍