Getting Started with Headless Chrome  |  Web  |  Google Developers
May 8, 2017 at 9:56:01 AM GMT+2 - permalink - - https://developers.google.com/web/updates/2017/04/headless-chrome

Headless Chromium
January 11, 2017 at 4:06:09 PM GMT+1 - permalink - - https://chromium.googlesource.com/chromium/src/+/lkgr/headless/README.md

a little madness » Blog Archive » Running Selenium Headless
January 10, 2017 at 3:15:15 PM GMT+1 - permalink - - http://www.alittlemadness.com/2008/03/05/running-selenium-headless/

headless chrome and firefox in selenium with docker
November 12, 2014 at 1:43:32 PM GMT+1 - permalink - - http://function.fr/docker-with-chrome-and-selenium-and-firefox/