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2.
Differential Geometry and Differential Equations - Chao-hao H. Gu - Hardcover
by Gu, C. H., Berger, M., Brya...
ISBN: 9780387178493
List Price: $43.95
3.
Differential Geometry Proceedings of the Symposium in Honor of Professor Su Buchin on His 90...
by Gu, C. H., Hu, H. S., Xin, ...
ISBN: 9789810210960
List Price: $81.00