1. On bases and unconditional convergence of series in Banach spaces;Bessaga;Studia Math.,1958
2. Normed Linear Spaces;Day,1973
3. Linear Operators;Dunford,1958
4. Sums of independent Banach space valued random variables;Hoffman-Jørgensen;Studia Math.,1974
5. Convex Functions and Orlicz Spaces;Krasnoselskii,1961