C. Giedion-Welcker, Jean Arp, Stuttgart, 1957, p. 108, no. 5. I. Jianou, Jean Arp, Paris, 1973, p. 66, no. 5. A. Hartog and K. Fischer, Hans Arp, A Critical Survey, Ostfildern, 2012, p. 66, no. 5 (marble version illustrated).
專家說明
We thank the Fondation Arp, Clamart, for their help cataloguing this work.