#### Volume 12, issue 3 (2008)

 1 Ž Bižaca, R E Gompf, Elliptic surfaces and some simple exotic $\mathbb{R}^4$s, J. Differential Geom. 43 (1996) 458 MR1412675 2 W Chen, S Kwasik, Symmetric homotopy K3 surfaces arXiv:0709.2448v1 3 S K Donaldson, P B Kronheimer, The geometry of four-manifolds, Oxford Mathematical Monographs, Oxford University Press (1990) MR1079726 4 A Floer, An instanton-invariant for 3–manifolds, Comm. Math. Phys. 118 (1988) 215 MR956166 5 M H Freedman, The topology of four-dimensional manifolds, J. Differential Geom. 17 (1982) 357 MR679066 6 R Friedman, J W Morgan, Complex versus differentiable classification of algebraic surfaces, Topology Appl. 32 (1989) 135 MR1007985 7 R Friedman, J W Morgan, Smooth four-manifolds and complex surfaces, Ergebnisse series 27, Springer (1994) MR1288304 8 D Gilbarg, N S Trudinger, Elliptic partial differential equations of second order, Grundlehren series 224, Springer (1983) MR737190 9 R E Gompf, T S Mrowka, Irreducible 4–manifolds need not be complex, Ann. of Math. $(2)$ 138 (1993) 61 MR1230927 10 T Kato, ASD moduli spaces over four-manifolds with tree-like ends, Geom. Topol. 8 (2004) 779 MR2087070 11 T Kato, Spectral analysis on tree like spaces from gauge theoretic view points, from: "Discrete geometric analysis", Contemp. Math. 347, Amer. Math. Soc. (2004) 113 MR2077033 12 P B Kronheimer, Instanton invariants and flat connections on the Kummer surface, Duke Math. J. 64 (1991) 229 MR1136374 13 T Matumoto, On diffeomorphisms of a $K3$ surface, from: "Algebraic and topological theories (Kinosaki, 1984)", Kinokuniya (1986) 616 MR1102278 14 C H Taubes, The Seiberg–Witten invariants and symplectic forms, Math. Res. Lett. 1 (1994) 809 MR1306023 15 C H Taubes, More constraints on symplectic forms from Seiberg–Witten invariants, Math. Res. Lett. 2 (1995) 9 MR1312973 16 K K Uhlenbeck, Connections with $L^p$ bounds on curvature, Comm. Math. Phys. 83 (1982) 31 MR648356 17 K K Uhlenbeck, Removable singularities in Yang–Mills fields, Comm. Math. Phys. 83 (1982) 11 MR648355 18 C T C Wall, On the orthogonal groups of unimodular quadratic forms II, J. Reine Angew. Math. 213 (1963/1964) 122 MR0155798