Comments on 'On Hadamard powers of polynomials'. - Stanislaw Bialas; Leokadia Bialas-Ciez (Math. Control. Signals Syst., 2017)

Extremal Properties of Linear Dynamic Systems Controlled by Dirac's Impulse. - Stanislaw Bialas; Henryk Górecki; Mieczyslaw Zaczyk (Int. J. Appl. Math. Comput. Sci., 2020)