1. Araujo, A. and Giné, E. (1980). The central limit theorem for real and Banach valued random variables. Wiley, New York.
2. Arrow, K.J. and Hahn, F.H. (1971). General Competitive Analysis. Holden-Day, San Francisco.
3. Artstein, Z. and Vitale, R.A. (1975). A strong law of large numbers for random compact sets. Ann. Prob. 3, 879–882.
4. Aumann, R.J. (1965). Integrals of set-valued functions. Indiana Math. J. 24, 433–441.
5. Billingsley, P. (1968). Convergence of probability measures. Wiley, New York.