References
- Duke Math. J. v.75 Recurrent geodesics and controlled concentration points B. Aebischer;S. Hong;D. McCullough
- J. Korean Math. Soc. v.34 Myrberg-Agard density points and Schottky groups I. Do;S. Hong
- Low-Dimensional Topology Myrberg-Agard density points and groups of divergence type S. Hong
- Topology Appl. v.105 Concentration points for Fuchsian groups S. Hong;D. McCullough
- Illinois J. Math. v.38 Weak concentration points for Mobius groups D. McCullough