00846nam0-22002771i-450-990001246740403321000124674FED01000124674(Aleph)000124674FED0100012467420000920d1968----km-y0itay50------baengLinear Differential Equationsby NAIMARK M.A.London [etc.]George G. Harrap1968PART. II : LINEAR DIFFERENTIAL OPERATORS IN HILBERT SPACE WITH ADDITIONAL MATERIAL BY THE AUTHOR.Operatori lineariNajmark,Mark Aronovic<1909-1978>52474ITUNINARICAUNIMARCBK9900012467404033216-F-3711412MA1MA147AXXLinear Differential Equations381635UNINAING01