1. E. S. Afanas’eva, “Boundary behavior of ring Q-homeomorphisms on Riemannian manifolds,” Ukrainian Math. J., 63(10), 1479–1493 (2012).
2. E. S. Afanas’eva, “Generalized Quasi-Isometries on Smooth Riemannian Manifolds,” Math. Notes, 102(1), 12–21 (2017).
3. O. Afanas’eva and V. Bilet, “Some properties of quasisymmetries in metric spaces,” J. Math. Sci., 242(6), 754–759 (2019).
4. E. S. Afanas’eva and V. I. Ryazanov, “Regular domains in the theory of mappings on Riemannian manifolds,” Proceedings of IAMM of NASU, 22, 23–32 (2011) [in Russian].
5. W. M. Boothby, An introduction to differentiable manifolds and Riemannian geometry, Second edition, Pure and Applied Mathematics, 120, Academic Press, Inc., Orlando, 1986.