http://www.lataco.com Interview with Rafael Schacter, Author of The World Atlas of Street Art and Graffiti ("...I prefer to use the term Independent Public Art...").
nytimes.com
https://www.nytimes.com Aerosol Art ("...in favor of the catchall 'Independent Public Art'").
woostercollective.com
"Neo-graffiti" is a term coined by Tokion Magazine in the title of its Neo-Graffiti Project 2000, which featured "classic" subway graffiti artists working in new media; others have called this phenomenon "urban art." A discussion by the Wooster Collective on terminology can be found at WoosterCollective.com.