Joint norm of operators and an investigation of nonlinear problems
English version (Springer): Ukrainian Mathematical Journal 42 (1990), no. 12, pp 1442-1452.
Citation Example: Krasnosel'skii A. M. Joint norm of operators and an investigation of nonlinear problems // Ukr. Mat. Zh. - 1990. - 42, № 12. - pp. 1605–1616.
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