1. Conditional expectation and unbiased sequential estimation;Blackwell;Ann. Math. Statistics,1947
2. Some two-person games involving bluffing;Bellman;Proc. Nat. Acad. Sci. U.S.A.,1949
3. The decomposition of measures;Halmos;Duke Math. J.,1941
4. The decomposition of measures, II;Halmos;Duke Math. J.,1942
5. Measure Theory;Halmos,1950