On estimating the yield and volatility curves Jitka Dupačová, Jozsef Abaffy, Marida Bertocchi, Marie Hušková (1997) Kybernetika
On the asymptotic optimum allocation in estimating inequality from complete data María Angeles Gil, Ignacio Martínez (1992) Kybernetika
On the foundations of mathematical modeling of economy. Petrov, A.A. (2001) Discrete Dynamics in Nature and Society
Optimal stopping of a sequence of maxima over an unobservable sequence of maxima K. Szajowski (1984) Applicationes Mathematicae