TY - BOOK AU - Berndt, Jürgen AU - Tricerri, F AU - Vanhecke, L TI - Generalized Heisenberg groups and Damek-Ricci harmonic spaces SN - 9783540590019 SN - 95001415 U1 - 519 BER PY - 1995/// CY - Berlin PB - Springer-Verlag KW - Geometry, Riemannian KW - Global differential geometry KW - Riemannian manifolds N1 - Includes bibliographical references (p. 115-122) and index ER -