1. A. Joyal , The theory of quasi-categories I, in preparation.
2. Systems of fixed point sets
3. M. Stephan , On equivariant homotopy theory for model categories, Homology, Homotopy Appl. preprint available at math.AT/1308.0856.
4. C. L. Reedy , Homotopy theory of model categories, unpublished manuscript, available at http://www-math.mit.edu/~psh.
5. Dendroidal Segal spaces and ∞-operads