1. Lecture Notes in Math;K Alexander,1985
2. A. Araujo and E. Giné, “the Central Limit Theorem for real and Banach valued random variables,” Wiley, New York, 1980.
3. K.L. Chung, “A course in Probability theory,” Harcourt, Brace and World, New York, 1968.
4. W. Feller, “An Introduction to Probability Theory and its Appreciations,” Vol. II, Wiley, New York, 1966.
5. E. Giné and J. Zinn, Central limit theorems and weak laws of large numbers in certain Banach spaces, Zeits. Wahrs. v. Geb. 62 (1983), 323–354.