crawl JaCOW proceedings
All content is in the DFS site: accelconf.web.cern.ch
The StartAddress is http://accelconf.web.cern.ch/AccelConf/JACoW/proceedingsForSearch.php
The standard queries are:
domain=accelconf.web.cern.ch +author:"Wei Hou Tan" url:accelconf/ipac2019 FileExtension=pdf -url:abstract -url:accelconf/jacow