1. J.J. Buckley and E. Eslami: Uncertain Probabilities I: The Discrete Case, Soft Computing. To appear.
2. J.J. Buckley, T. Feuring and Y. Hayashi: Fuzzy Queuing Theory Revisited, Int. J. Uncertainty, Fuzziness and Knowledge-Based Systems, 9(2001), pp. 527–538.