A characterization of exponential stability for periodic evolution families in terms of lower semicontinuous functionals by Constantin Buse

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Romanian-Bulgarian political-diplomatic relations (Book review) by Constantin Buşe

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Weak Rolewicz's theorem in Hilbert spaces by Constantin Buse, Gul Rahmat

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Exponential stability of linear and almost periodic systems on Banach spaces by Constantin Buse, Vasile Lupulescu

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Boundedness and exponential stability for periodic time dependent systems by Constantin Buse, Akbar Zada

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A new proof for a Rolewicz's type theorem: An evolution semigroup approach by Constantin Buse, Sever S. Dragomir

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A theorem of Rolewicz's type for measurable evolution families in Banach spaces by Constantin Buse, Sever S. Dragomir

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A new theorem on exponential stability of periodic evolution families on Banach spaces by Constantin Buse, Oprea Jitianu

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A SURJECTIVITY PROBLEM FOR MATRICES AND NULL CONTROLLABILITY FOR DIFFERENCE AND DIFFERENTIAL MATRIX EQUATIONS by Donal O'Regan, Constantin Buşe

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Hyers-Ulam stability and exponential dichotomy of linear differential periodic systems are equivalent by Constantin Buse, Dorel Barbu, Afshan Tabassum

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New characterizations of asymptotic stability for evolution families on Banach spaces by Sorina Barza, Constantin Buse, Josip Pecaric

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Spectral characterizations for Hyers-Ulam stability by Constantin Buse, Olivia Saierli, Afshan Tabassum

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Connections between exponential stability and boundedness of solutions of a couple of differential time depending and periodic systems by Sadia Arshad, Constantin Buse, Olivia Saierli

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Hyers-Ulam Stability for Linear Differences with Time Dependent and Periodic Coefficients: The Case When the Monodromy Matrix Has Simple Eigenvalues by Constantin Buşe, Donal O’Regan, Olivia Saierli

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Hyers-Ulam Stability for Linear Differences with Time Dependent and Periodic Coefficients by Constantin Buşe, Donal O’Regan, Olivia Saierli

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Connections between the stability of a Poincare map and boundedness of certain associate sequences by Sadia Arshad, Constantin Buse, A. Nosheen, Akbar Zada

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Stability for trajectories of periodic evolution families in Hilbert spaces by Dorel Barbu, Joel Blot, Constantin Buse, Olivia Saierli

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Exponential stability for solutions of continuous and discrete abstract Cauchy problems in Banach spaces by Constantin Buse, Toka Diagana, Lan Thanh Nguyen, Donal O'Regan

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