2024-03-29T11:57:47Z
https://oai.zbmath.org/v1/
oai:zbmath.org:4044759
0001-01-01T00:00:00
55
57
B.Zimmermann
Morita, Shigeyuki
1987
4044759
English
Japan Academy, Ueno Park, Tokyo
https://zbmath.org/04044759
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Proc. Japan Acad., Ser. A 63, 229-232 (1987).
57N10; 57R20; 55R10
Casson's invariant for homology 3-spheres and characteristic classes of surface bundles
j