Added reference to Maia and Méndez’s paper introducing the Dirichlet product, or ’arithmetic product’, of species.
]]>Added reference for homotopical species.
]]>I hadn’t realized the sad state of this article. I suppose I had better get in there at some point.
]]>Stub on the other 3
Ammar Husain
]]>Update url for generalized species paper
Vikraman Choudhury
]]>