Geometry & Topology Monographs Volume 14 (2008)

1	M Bestvina, M Handel, Train tracks and automorphisms of free groups, Ann. of Math. (2) 135 (1992) 1–51 MR1147956
2	M M Cohen, M Lustig, On the dynamics and the fixed subgroup of a free group automorphism, Invent. Math. 96 (1989) 613–638 MR996557
3	D Cooper, Automorphisms of free groups have finitely generated fixed point sets, J. Algebra 111 (1987) 453–456 MR916179
4	D Gaboriau, A Jaeger, G Levitt, M Lustig, An index for counting fixed points of automorphisms of free groups, Duke Math. J. 93 (1998) 425–452 MR1626723
5	D Gaboriau, G Levitt, The rank of actions on R-trees, Ann. Sci. École Norm. Sup. (4) 28 (1995) 549–570 MR1341661
6	D Gaboriau, G Levitt, M Lustig, A dendrological proof of the Scott conjecture for automorphisms of free groups, Proc. Edinburgh Math. Soc. (2) 41 (1998) 325–332 MR1626429
7	S M Gersten, Fixed points of automorphisms of free groups, Adv. in Math. 64 (1987) 51–85 MR879856
8	R Z Goldstein, E C Turner, Fixed subgroups of homomorphisms of free groups, Bull. London Math. Soc. 18 (1986) 468–470 MR847985
9	V Guirardel, Cœ ur et nombre d'intersection pour les actions de groupes sur les arbres, Ann. Sci. École Norm. Sup. (4) 38 (2005) 847–888 MR2216833
10	M Handel, L Mosher, Parageometric outer automorphisms of free groups, Trans. Amer. Math. Soc. 359 (2007) 3153–3183 MR2299450
11	J Los, M Lustig, The set of train track representatives of an irreducible free group automorphism is contractible
12	M Lustig, Automorphismen von freien Gruppen, Habilitationsschrift, Ruhr-Universität Bochum (1992)
13	M Lustig, Structure and conjugacy for automorphisms of free groups I, II, Max-Planck Institut für Mathematik, Preprint Series 2000 (No 130) and 2001 (No 4)
14	M Lustig, Conjugacy and centralizers for iwip automophisms of free groups, from: "Geometric Group Theory", Trends in Mathematics, Birkhäuser (2007) 197–224
15	F Paulin, Sur les automorphismes extérieurs des groupes hyperboliques, Ann. Sci. École Norm. Sup. (4) 30 (1997) 147–167 MR1432052