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JOURNALS
// Doklady Akademii Nauk
// Archive
Dokl. Akad. Nauk SSSR,
1987
Volume 294,
Number 2,
Pages
265–268
(Mi dan47928)
MATHEMATICS
On extremal properties of compact surfaces on nonpositive extrinsic curvature
A. A. Borisenko
Kharkov State University
UDC:
513
Presented:
A. V. Pogorelov
Received: 14.01.1986
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Steklov Math. Inst. of RAS
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