L. Maillard, Auguste Rodin, Paris, 1899. no. 16 (another version illustrated).
G. Grappe, Le Musée Rodin, Paris, 1944, no. 113 (another cast illustrated).
R. Descharnes & J.-F. Chabrun, Auguste Rodin, London, 1967, p. 134 (another cast illustrated).
I. Jianou & C. Goldscheider, Rodin, Paris, 1967, pl. 56-57 (another cast illustrated).
B. Champigneulle, Rodin, Paris, 1967, no. 34 (another version illustrated).
J. L. Tancock, The Sculpture of Auguste Rodin, Philadelphia, 1976, nos. 32a, 32b, 32-4 (other casts illustrated pp. 242, 243, 246).
A. E. Elsen, Rodin Rediscovered, Washington D.C., 1981, fig. 3.13 (another version illustrated).
A. E. Elsen, Rodin's Art, New York, 2003, no. 413 (other casts illustrated pp. 494, 495, 496).
D. Finn & M. Busco, Rodin and His Contemporaries: The Iris and B. Gerald Cantor Collection, New York, 1991 (another cast illustrated).
A. Le Normand-Romain, The Bronzes of Rodin, Catalogue of Works in the Musée Rodin, Vol. I, Paris, 2007, no. S. 777, p. 334 (other casts illustrated).