On functions convex in the direction of the real axis with a fixed second coefficient. - Leopold Koczan; Pawel Zaprawa (Appl. Math. Comput., 2011)

Covering problems for functions n-fold symmetric and convex in the direction of the real axis. - Leopold Koczan; Pawel Zaprawa (Appl. Math. Comput., 2012)

On the Fekete-Szegö Type Functionals for Close-to-Convex Functions. - Katarzyna Trabka-Wieclaw; Pawel Zaprawa; Magdalena Gregorczyk; Andrzej Rysak (Symmetry, 2019)

Hankel Determinants for Univalent Functions Related to the Exponential Function. - Pawel Zaprawa (Symmetry, 2019)

Search for optimal parameters in a recurrence analysis of the Duffing system with varying damping. - Andrzej Rysak; Magdalena Gregorczyk; Pawel Zaprawa; Katarzyna Trabka-Wieclaw (Commun. Nonlinear Sci. Numer. Simul., 2020)

Estimates of Coefficient Functionals for Functions Convex in the Imaginary-Axis Direction. - Pawel Zaprawa; Katarzyna Trabka-Wieclaw (Symmetry, 2020)

Upper Bounds of the Third Hankel Determinant for Close-to-Convex Functions. - Pawel Zaprawa; Katarzyna Trabka-Wieclaw (Symmetry, 2022)

Coefficient Bounds for Some Families of Bi-Univalent Functions with Missing Coefficients. - Ebrahim Analouei Adegani; Mostafa Jafari; Teodor Bulboaca; Pawel Zaprawa (Axioms, 2023)