Reducibility of self-adjoint linear relations and application to generalized Nevanlinna functions von Borogovac, M. , Borogovac, M. 

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Generalized weakly demicompact and $S$-demicompact linear relations and their spectral properties von Fakhfakh, Majed, Jeribi, Aref, Fakhfakh, Majed, Jeribi, Aref

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