An Analogue of Montel's Theorem for Rational Functions of Best Lp- Approximation. - Ralitza K. Kovacheva; Julian Lawrynowicz (J. Approx. Theory, 2002)

Fractals and Chaos Related to Ising-Onsager-Zhang Lattices versus the Jordan-von Neumann-Wigner Procedures: Quaternary Approach. - Julian Lawrynowicz; Malgorzata Nowak-Kepczyk; Osamu Suzuki (Int. J. Bifurc. Chaos, 2012)

Lattice Dynamics in Relation to Chaos in Zwanzig-Type Chains. - Julian Lawrynowicz; Agnieszka Niemczynowicz (Int. J. Bifurc. Chaos, 2013)

Zwanzig's Trajectories Used in Relation to Thermodynamical Chaos for Spin Wave Description. - Julian Lawrynowicz; Leszek Wojtczak; Agnieszka Niemczynowicz (Int. J. Bifurc. Chaos, 2014)