• https://cdn.bootcdn.net/ajax/libs/c3/0.1.2/c3.css
• https://cdn.bootcdn.net/ajax/libs/c3/0.1.2/c3.js
• https://cdn.bootcdn.net/ajax/libs/c3/0.1.2/c3.min.css
• https://cdn.bootcdn.net/ajax/libs/c3/0.1.2/c3.min.js