http://dotmetrics.net/javascripts/d3.js
http://www.semesteratsea.org/wp-content/themes/sas2/bower_components/d3/d3.js?ver=4.6.1
http://musicroamer.com/bower_components/d3/d3.js
http://plottablejs.org/assets/lib/d3.js
https://golden-ring.ru/resources/d3/d3.js