ACV03

D. Abramovich, A. Corti, and A. Vistoli, Twisted bundles and admissible covers, Comm. Algebra 31 (2003), no. 8, 3547-3618.

Ada78

J. F. Adams, Infinite loop spaces, Annals of Mathematics Studies, vol. 90, Princeton University Press, Princeton, N.J., 1978.

Cor97

A. Corti, The moduli space of curves, available online, 1997.

CV05

R. Cohen and A. Voronov, Notes on string topology, math.AG/0503625, 2005.

Edi00

D. Edidin, Notes of the construction of the moduli space of curves, available online, 2000.

FL99

C. Faber and E. Looijenga, Remarks on moduli of curves, Moduli of curves and abelian varieties, Aspects Math., E33, Vieweg, Braunschweig, 1999, pp. 23-45.

FP97

W. Fulton and R. Pandharipande, Notes on stable maps and quantum cohomology, Algebraic geometry—Santa Cruz 1995, Proc. Sympos. Pure Math., vol. 62, Amer. Math. Soc., Providence, RI, 1997, pp. 45-96.

FP00

C. Faber and R. Pandharipande, Logarithmic series and Hodge integrals in the tautological ring (with an appendix by D. Zagier), math.AG/0002112, 2000.

FP03

---, Relative maps and tautological classes, math.AG/0304485, 2003.

GM80

M. Goresky and R. MacPherson, Intersection homology theory, Topology 19 (1980), no. 2, 135-162.

GM83

---, Intersection homology. II, Invent. Math. 72 (1983), no. 1, 77-129.

GP03

T. Graber and R. Pandharipande, Constructions of nontautological classes on moduli spaces of curves, Michigan Math. J. 51 (2003), no. 1, 93-109.

GV03

T. Graber and R. Vakil, Relative virtual localization and vanishing of tautological classes on moduli spaces of curves, Duke Math J. (2003), to appear, preprint: math.AG/0309227.

HL97

R. Hain and E. Looijenga, Mapping class groups and moduli spaces of curves, Algebraic geometry—Santa Cruz 1995, Proc. Sympos. Pure Math., vol. 62, Amer. Math. Soc., Providence, RI, 1997, pp. 97-142.

HM98

J. Harris and I. Morrison, Moduli of curves, Graduate Texts in Mathematics, vol. 187, Springer-Verlag, New York, 1998.

Kat03

E.E. Katz, Topological recursion relations by localization, math.AG/0310050, 2003.

Kir88

F. Kirwan, An introduction to intersection homology theory, Pitman Research Notes in Mathematics Series, vol. 187, Longman Scientific & Technical, Harlow, 1988.

Kon94

M. Kontsevich, Feynman diagrams and low-dimensional topology, First European Congress of Mathematics, Vol. II (Paris, 1992), Progr. Math., vol. 120, Birkhäuser, Basel, 1994, pp. 97-121.

Kre99

A. Kresch, Cycle groups for Artin stacks, Invent. Math. 138 (1999), no. 3, 495-536.

KV

J. Kock and I. Vainsencher, Kontsevich’s formula for rational plane curves, available online.

May74

J. P. May,   spaces, group completions, and permutative categories, New developments in topology (Proc. Sympos. Algebraic Topology, Oxford, 1972), Cambridge Univ. Press, London, 1974, pp. 61-93. London Math. Soc. Lecture Note Ser., No. 11.

MT01

I. Madsen and U. Tillmann, The stable mapping class group and , Invent. Math. 145 (2001), no. 3, 509-544.

Mor05

S. Morita, Cohomological structure of the mapping class group and beyond, preprint, 2005.

Seg68

G. Segal, Classifying spaces and spectral sequences, Inst. Hautes Études Sci. Publ. Math. (1968), no. 34, 105-112.

Seg74

---, Categories and cohomology theories, Topology 13 (1974), 293-312.

Til02

U. Tillmann, Strings and the stable cohomology of mapping class groups, Proceedings of the International Congress of Mathematicians, Vol. II (Beijing, 2002) (Beijing), Higher Ed. Press, 2002, pp. 447-456.

Vak03

R. Vakil, The moduli space of curves and its tautological ring, Notices Amer. Math. Soc. 50 (2003), no. 6, 647-658.