| 1 |
v. 1
Convex analysis and variational problems / Ivar Ekeland, Roger Temam
: us,: ne. - Amsterdam : North-Holland Pub. Co.. - New York : distributors for the U.S.A., American Elsevier Pub. Co. , 1976
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| 2 |
v. 6
Theory of extremal problems / A.D. Ioffe, V.M. Tihomirov
Amsterdam ; New York : North-Holland Pub. Co.. - New York : sole distributors for the U.S.A. and Canada, Elsevier North-Holland , 1979
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| 3 |
v. 7
Mathematical methods of game and economic theory / Jean-Pierre Aubin
Amsterdam ; New York : North-Holland Pub. Co.. - New York : sole distributors for the U.S.A. and Canada, Elsevier North-Holland , 1979
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