A $3$-dimensional Abraham-Smale example

Carl P. Simon
1972 Proceedings of the American Mathematical Society  
The author constructs an open set of non iî-stable diffeomorphisms on Tz.
doi:10.1090/s0002-9939-1972-0295391-1 fatcat:4ch5fb2pvbgqxm3g4hy7mnpxt4