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An eigenvalue problem for linear Hamiltonian dynamic systems J - Článek v odborném periodikuBOHNER, Martin and Roman HILSCHER. An eigenvalue problem for linear Hamiltonian dynamic systems. Fasciculi Mathermatici. Poznaň, Polsko: Politechnika Poznaňska, Institut Mat., 2005, vol. 35, No 1, p. 35-49. ISSN 0044-4413.