1. On differentiability with respect to parameters of solutions and shooting method for boundary value problems for neutral differential delay equations;Augustynowicz;Funkcial. Ekvac.,1988
2. On the existence of analytic solutions of the Cauchy problem for first-order partial differential equations with retarded variables;Augustynowicz;Comment. Math. Prace Mat.,1996
3. Existence and uniqueness of solutions for partial differential-functional equations of the first order with deviating argument of the derivative of unknown function;Augustynowicz;Serdica Math. J.,1997
4. Cauchy–Kovalevskaya theory for equations with deviating variables;Augustynowicz;Aequationes Math.,1999
5. Cauchy–Kovalevskaya theorems for a class of differential equations with delays at the derivatives;Augustynowicz;Aequationes Math.,2000