TY - BOOK AU - Dunford,N & Schwartz,J.T ED - Schwartz, J.T TI - Linear operators part II: spectral theory, self adjoint operators in hilbert space T2 - Pure & applied mathematics 7 SN - 0470226382 U1 - 5.03 PY - 1963/// CY - New York PB - Interscience Publishers ER -