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scientific article; zbMATH DE number 3394925 - MaRDI portal

scientific article; zbMATH DE number 3394925

From MaRDI portal

zbMath0249.49004MaRDI QIDQ5662993

Ivar Ekeland

Publication date: 1972


Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.



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