The hunting of the Hopf ring
Andrew Stacey and Sarah Whitehouse
Homology, Homotopy and Applications, Vol. 11 (2009), No. 2, pp.75-132.
referencing this poem. Much more memorable than the related works by the same authors:
Andrew Stacey and Sarah Whitehouse, Tall-Wraith monoids, in preparation, 2009.
Andrew Stacey and Sarah Whitehouse, Stable and unstable operations in mod p cohomology theories, Algebr. Geom. Topol. 8(2) (2008), 1059– 1091.