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JOURNALS // Differentsial'nye Uravneniya // Archive
Differ. Uravn., 1975 Volume 11, Number 11, Pages 1942–1948 (Mi de2594)
Ordinary Differential Equations

Lacunae in the spectrum of a fourth order differenetial operator with periodic coefficients

V. A. Erovenko

V. I. Lenin Belorusskii State University

UDC: 517.937

Received: 31.05.1974



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