Almost Diagonalization of τ -Pseudodifferential Operators with Symbols in Wiener Amalgam and Modulation Spaces E. Cordero, F. Nicola, Salvatore Ivan Trapasso (2019) Almost Diagonalization of τ -Pseudodifferential Operators with Symbols in Wiener Amalgam and Modulation Spaces, In: JOURNAL OF FOURIER ANALYSIS AND APPLICATIONS, pp. 1927-1957, ISSN: 1069-5869