Sub-Riemannian geometry : general theory and examples /
Calin, Ovidiu.
Chang, Der-chen E.
Cambridge : Cambridge University Press,
2009.
Series numbering from jacket.
Includes bibliographical references (p. 363-366) and index.
Geometry, Riemannian.
Riemannian manifolds.
Geodesics (Mathematics)
Submanifolds.