Published in the series "Archivi dell'arte". The first volume is a monograph with bilingual essays dealing with the artist's place in the contemporary art scene, interviews, images, anthologies of writings by and on the artist, and sections on the works from 1950-2013. The second volume incorporates the catalogue raisonné listing approximately 2,000 works executed from 1950 to 2013. The Appendix also includes a list of solo and group exhibitions, essays and poems by the artist, interviews, and a general bibliography.