1. W. Basener, Minimal flows and global cross sections which are disks, Topology Appl., submitted for publication
2. Knots and minimal flows on S3;Gutierrez;Topology,1995
3. A fixed-point free ergodic flow on the 3-sphere;Harrison;Michigan J. Math.,1989
4. Introduction to the Modern Theory of Dynamical Systems;Katok,1995
5. Introduction to Piecewise-Linear Topology;Rourke,1971