@BOOK{ Book!D - 101381147, AUTHOR = "Ronald G. Douglas", TITLE = "Banach algebra techniques in operator theory", LIBRARY= "کتابخانه پژوهشگاه دانشهای بنیادی", SUBJECT = "، Operator theory,، Banach algebras,، Hilbert space", URL = "/book/101381147/Banach-algebra-techniques-in-operator-theory/"}