Geometry & Topology Monographs Volume 2 (1999)

1	A Borel, Seminar on transformation groups, Annals of Mathematics Studies 46, Princeton University Press (1960) MR0116341 With contributions by G. Bredon, E. E. Floyd, D. Montgomery, R. Palais.
2	G E Bredon, Introduction to compact transformation groups, Pure and Applied Mathematics 46, Academic Press (1972) MR0413144
3	D van Danzig, B L van der Waerden, Über metrische homogene Räume, Abh. Math. Sem. Hamburg 6 (1928) 374–376
4	M H Freedman, L R Taylor, A universal smoothing of four-space, J. Differential Geom. 24 (1986) 69–78 MR857376
5	S Kobayashi, K Nomizu, Foundations of differential geometry Vol I, John Wiley & Sons, New York–London (1963) MR0152974
6	S B Myers, N E Steenrod, The group of isometries of a Riemannian manifold, Ann. of Math. (2) 40 (1939) 400–416 MR1503467
7	R Oliver, A proof of the Conner conjecture, Ann. of Math. (2) 103 (1976) 637–644 MR0415650
8	C H Taubes, Gauge theory on asymptotically periodic 4–manifolds, J. Differential Geom. 25 (1987) 363–430 MR882829
9	L R Taylor, An invariant of smooth 4–manifolds, Geom. Topol. 1 (1997) 71–89 MR1483766