Multiple Returns Under a Bounded Number of Iterations. - Zbigniew S. Kowalski (Theor. Comput. Sci., 1994)

Toward Metacomputing - A Case Study of Poznan Supercomputing and Networking Center. - Zbigniew S. Kowalski; Jaroslaw Nabrzyski; Maciej Stroinski (HPCN Europe, 1997)

Dual Skew Products, Genericity of the Exactness Property and Finance. - Zbigniew S. Kowalski (Int. J. Bifurc. Chaos, 2011)