Exhibition, 2 Jan 1957 - 12 Jan 1957 Yves Klein : Proposte monocrome, epoca blu Galleria Apollinaire, Milan, Italy
Exhibition, 17 Nov 1958 - 30 Nov 1958 Vitesse pure et stabilité monochrome by Yves Klein and Jean Tinguely Galerie Iris Clert, Paris, France
Exhibition, 21 Jul 2006 - 24 Sep 2006 Yves Klein. Der Sprung ins Leere. Pretiosen des Nouveau Réalisme Museum Moderner Kunst Passau Wörlen, Passau, Germany
Article, 1961, Roland F. Pease Jr. Testimonial of Roland F. Pease Jr. on the blue monochromes seen at the Leo Castelli exhibition, 1961