Every Frame is a Sum of Three (But Not Two) Orthonormal Bases-and Other Frame Representations. Peter G. Casazza — 1998 The journal of Fourier analysis and applications [[Elektronische Ressource]]
A Banach space with a symmetric basis which is of weak cotype 2 but not of cotype 2 Peter G. Casazza; Niels J. Nielsen — 2003 Studia Mathematica We prove that the symmetric convexified Tsirelson space is of weak cotype 2 but not of cotype 2.
Marcos de traslaciones. Peter G. Casazza; Ole Christensen; Nigel J. Kalton — 2001 Collectanea Mathematica