01457nam0 22003013i 450 SUN004753620180424085851.717978-03-87973-57-90.0020060711d1991 |0engc50 baengUS|||| |||||Spectral and scattering theory for wave propagation in perturbed stratified mediaRicardo WederNew YorkSpringer1991256 p.22 cm.001SUN00237172001 *Applied mathematical sciences87210 New YorkSpringer.76-XXFluid mechanics [MSC 2020]MFSUNC01985835P05General topics in linear spectral theory for PDEs [MSC 2020]MFSUNC02122376QxxHydro- and aero-acoustics [MSC 2020]MFSUNC022533USNew YorkSUNL000011Weder, RicardoSUNV03781659478SpringerSUNV000178650ITSOL20201019RICAhttps://books.google.it/books?id=rLSzxIkpno4C&pg=PA145&dq=9780387973579&hl=it&sa=X&ved=0ahUKEwi29uy-qtLaAhWD0RQKHRbXDtUQuwUILDAA#v=onepage&q=9780387973579&f=falseSUN0047536UFFICIO DI BIBLIOTECA DEL DIPARTIMENTO DI MATEMATICA E FISICA08PREST 76-XX 4837 08 2434 I 20060711 Spectral and scattering theory for wave propagation in perturbed stratified media83380UNICAMPANIA