TY  - DATA
AU  - Martin R. Bridson, André Häfliger
TI  - Metric Spaces of Non-Positive Curvature
SN  - 9783662124949
PY  - 1999///
PB  - Springer Berlin Heidelberg
KW  - Mathematics and Statistics
UR  - https://doi.org/10.1007/978-3-662-12494-9
ER  -