Merz, M., Sauer, C., & Raussmüller, U. (2009). Mario Merz, casa sospesa: A work from the D. E. Howald Collection at the Hallen für Neue Kunst, Schaffhausen / Raussmüller Collection. [Publ. by Urs Raussmüller and Christel Sauer. Text by Christel Sauer. Transl. from German into Engl. by Christopher Langer]. Raussmüller Collection.

Merz, Mario, Christel Sauer, and Urs Raussmüller. Mario Merz, Casa Sospesa: A Work from the D. E. Howald Collection at the Hallen Für Neue Kunst, Schaffhausen / Raussmüller Collection. [Publ. by Urs Raussmüller and Christel Sauer. Text by Christel Sauer. Transl. from German into Engl. by Christopher Langer]. Frauenfeld ; Basel: Raussmüller Collection, 2009.

Merz, Mario, et al. Mario Merz, Casa Sospesa: A Work from the D. E. Howald Collection at the Hallen Für Neue Kunst, Schaffhausen / Raussmüller Collection. [Publ. by Urs Raussmüller and Christel Sauer. Text by Christel Sauer. Transl. from German into Engl. by Christopher Langer]. Raussmüller Collection, 2009.