1. Bonk, M., Heinonen, J., Koskela, P.: Uniformizing Gromov hyperbolic domains. Asterisque 270, 1–99 (2001)
2. Buckley, S.M., Herron, D., Xie, X.: Metric space inversions, quasihyperbolic distance, and uniform spaces. Indiana Univ. Math. J. 57, 837–890 (2008)
3. Gehring, F.W.: Uniform domains and the ubiquitous quasidisks. Jahresber. Deutsch. Math. Verein 89, 88–103 (1987)
4. Gehring, F.W., Osgood, B.G.: Uniform domains and the quasi-hyperbolic metric. J. Analyse Math. 36, 50–74 (1979)
5. Hästö, P.A., Portilla, A., Rodríguez, J., Tourís, E.: Uniformly separated sets and Gromov hyperbolicity of domains with the quasihyperbolic metric. Mediterr. J. Math. 8, 49–67 (2011)