A weighted extremal problem for the Bézier curves of degree n with jacobi densities. - Przemyslaw Rutka; Ryszard Smarzewski (Ann. UMCS Informatica, 2008)

An isoperimetric type problem for Bézier curves of degree n. - Ryszard Smarzewski; Przemyslaw Rutka (Comput. Aided Geom. Des., 2010)

Complete solution of the electrostatic equilibrium problem for classical weights. - Przemyslaw Rutka; Ryszard Smarzewski (Appl. Math. Comput., 2012)

Chain Code-Based Local Descriptor for Face Recognition. - Pawel Karczmarek; Adam Kiersztyn; Witold Pedrycz; Przemyslaw Rutka (CORES, 2015)

Linguistic descriptors in face recognition: A literature survey and the perspectives of future development. - Pawel Karczmarek; Adam Kiersztyn; Przemyslaw Rutka; Witold Pedrycz (SPA, 2015)

Explicit barycentric formulae for osculatory interpolation at roots of classical orthogonal polynomials. - Przemyslaw Rutka; Ryszard Smarzewski (Math. Comput., 2017)

A study in facial features saliency in face recognition: an analytic hierarchy process approach. - Pawel Karczmarek; Witold Pedrycz; Adam Kiersztyn; Przemyslaw Rutka (Soft Comput., 2017)

Difference inequalities and barycentric identities for classical discrete iterated weights. - Przemyslaw Rutka; Ryszard Smarzewski (Math. Comput., 2019)

Consistent projections and indicators in pairwise comparisons. - Ryszard Smarzewski; Przemyslaw Rutka (Int. J. Approx. Reason., 2020)

The electrostatic equilibrium problem for classical discrete orthogonal polynomials. - Przemyslaw Rutka; Ryszard Smarzewski (Math. Comput., 2022)