Yang-Mills theory and Tamagawa numbers: the fascination of unexpected links in mathematics.
Kirwan, FC; Asok, A; Doran, B;
Bull. Lond. Math. Soc. volume 40 (2008) page 533-567 (August 2008)

Intersection theory on moduli spaces of holomorphic bundles of arbitrary rank on a Riemann surface
Jeffrey, LC; Kirwan, FC;
Ann. of Math. (2) issue 1 volume 148 page 109-196 (1998)

The cohomology rings of moduli spaces of bundles over Riemann surfaces
Kirwan, F;
J. Amer. Math. Soc. issue 4 volume 5 page 853-906 (1992)

Partial desingularisations of quotients of nonsingular varieties and their Betti numbers
Kirwan, FC;
Ann. of Math. (2) issue 1 volume 122 page 45-85 (1985)