http://boingboing.net/tag/hip-hop-family-tree
http://toobusythinkingboutcomics.blogspot.fr/2013/11/comicbook-heaven-hawkeye-and-hip-hop.html
http://13thdimension.com/ed-piskor-climbs-the-hip-hop-family-tree-again/
http://boingboing.net/2012/03/13/ed-piskor-interviewed-by-mtv.html