TY  - BOOK
AU  - 
AU  - Olafsson, Gestur, Ed.
TI  - The selected works of Sigurdur Helgason
SN  - 9780821847534
U1  - 516.373 
PY  - 2009///
CY  - Providence
PB  - American Mathematical Society
KW  - Riemannian manifolds
N1  - Includes bibliographical references
ER  -