1. Stečkin's theorem, transference, and spectral decompositions;Berkson;J. Funct. Anal.,1987
2. Some remarks on Banach spaces in which martingale difference sequences are unconditional;Bourgain;Ark. Mat.,1983
3. A geometric condition that implies the existence of certain singular integrals of Banach-space-valued functions;Burkholder,1983
4. Sommes d'opérateurs linéaires et équations différentielles opérationnelles;Da Prato;J. Math. Pures Appl. (9),1975
5. On the closedness of the sum of two closed operators;Dore;Math. Z.,1987