Spectral Theory http://localhost:8080/xmlui/handle/123456789/1181 2026-06-17T11:27:13Z 2026-06-17T11:27:13Z SPECTRAL THEORY MGU http://localhost:8080/xmlui/handle/123456789/2777 2022-05-13T11:02:57Z 2021-01-01T00:00:00Z SPECTRAL THEORY MGU 2021-01-01T00:00:00Z SPECTRAL THEORY MGU http://localhost:8080/xmlui/handle/123456789/1216 2021-12-06T10:20:49Z 2021-01-01T00:00:00Z SPECTRAL THEORY MGU 2021-01-01T00:00:00Z SPECTRAL THEORY MGU http://localhost:8080/xmlui/handle/123456789/1183 2021-12-01T09:38:00Z 2020-01-01T00:00:00Z SPECTRAL THEORY MGU 2020-01-01T00:00:00Z