Abstract Expressionism
Concise description of the art movement with links to its major artists presented by Biddington's Pedigree and Provenance.
ArtLex: Abstract Expressionism
Article defined with illustrations, quotations, and links to other resources.
Colorfield Painting
A concise definition and description of the 20th century art movement based on non-gestural abstraction at Biddington's Pedigree and Provenance.
Encyclopedia.com: Abstract Expressionism
Brief overview.
WebMuseum: Abstract Expressionism
Short introduction.
World Wide Arts Resources: Abstract-Expressionism
Several categories with links to artists.