#### Volume 11, issue 5 (2011)

 1 M G Barratt, H R Miller, On the anti-automorphism of the Steenrod algebra, Contemp. Math. 12 (1982) 47 2 M C Crabb, M D Crossley, J R Hubbuck, $K$–theory and the anti-automorphism of the Steenrod algebra, Proc. Amer. Math. Soc. 124 (1996) 2275 MR1328343 3 D M Davis, The antiautomorphism of the Steenrod algebra, Proc. Amer. Math. Soc. 44 (1974) 235 MR0328934 4 J Milnor, The Steenrod algebra and its dual, Ann. of Math. $(2)$ 67 (1958) 150 MR0099653 5 J H Silverman, Conjugation and excess in the Steenrod algebra, Proc. Amer. Math. Soc. 119 (1993) 657 MR1152292 6 P D Straffin Jr., Identities for conjugation in the Steenrod algebra, Proc. Amer. Math. Soc. 49 (1975) 253 MR0380796