Brazilian Concrete: Painting, Poetry, Time, and Space

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Udgivet i Literature and the other arts.(1981)

Concrete poetry : critical perspectives from the 90s

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Udgivet i Experimental - visual - concrete : Avant-Garde Poetry since the 1960s.(1996)

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

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Udgivet i Neo-Avant-Garde.(2006)

Das internationale konkrete Gedicht : Schreiben in vielen Sprachen

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Udgivet i Multilinguale Literatur im 20. Jahrhundert.(2002)