P. Restany, "César", Editions André Sauret, Paris, 1975, reproduced in black and white under No. 65, p. 80 (a similar copy)
P. Restany, "Caesar", Editions de La Difference, Paris, 1988, reproduced in color p. 137 (a similar example in welded iron)
J.-C. Hachet, "Caesar or the metamorphoses of a great art", Paris, 1989, no. 41, p. 34, illustrated in black and white (a similar example in welded iron)
Knowledge of the Arts, Special Issue No. 42, Caesar, 1993, reproduced in color p.21 (a similar example in welded iron)
D. Durand-Ruel, "Caesar, Catalog Raisonné, Volume I, 1947-1964", Editions de La Difference, Paris, 1994, reproduced in color and in black and white under No. 212, pp. 191 and 193 (a similar example in welded iron)
Knowledge of the Arts, Special Issue No. 109, César, 1997, p. 59, reproduced in color (a similar example in welded iron)