Brazilian Concrete: Painting, Poetry, Time, and Space

od Clüver, Claus
izdano v Literature and the other arts.(1981)

Concrete poetry : critical perspectives from the 90s

od Clüver, Claus
izdano v Experimental - visual - concrete : Avant-Garde Poetry since the 1960s.(1996)

The "Ruptura" proclaimed by Brazil's self-Styled "Vanguardas" of the Fifties

od Clüver, Claus
izdano v Neo-Avant-Garde.(2006)

Das internationale konkrete Gedicht : Schreiben in vielen Sprachen

od Clüver, Claus
izdano v Multilinguale Literatur im 20. Jahrhundert.(2002)