added pointer to:

- Guido Mislin, Alain Valette, Theorem 6.1 in:
*Proper Group Actions and the Baum-Connes Conjecture*, Advanced Courses in Mathematics CRM Barcelona, Springer 2003 (doi:10.1007/978-3-0348-8089-3)

am giving this its own entry, for ease of hyperlinking.

For the moment this is mostly just the table *incarnations of rational equivariant topological K-theory – table* adjoined with some basic text around it.