J.K. Freericks, A.M. Shvaika

Honorary issue dedicated to the 80th anniversary of Professor Ihor Stasyuk

R. Yevych, Yu. Vysochanskii

Description of lattice anharmonicity observed in ferroelectrics with unusual three-well local potential

M. Weitzman, J.K. Freericks

Calculating spherical harmonics without derivatives

H.P. Laba, V.M. Tkachuk

Geometric measure of mixing of quantum state

R. Lemański, J. Matysiak

Two-orbital Hubbard model vs spin S=1 Heisenberg model: studies on clusters

D.M. Lytvynenko, Yu.V. Slyusarenko, A.I. Kirdin

On the spatially periodic ordering in the system of electrons above the surface of liquid helium in an external electric field

M. Richter-Laskowska, H. Khan, N. Trivedi, M.M. Maśka

A machine learning approach to the Berezinskii-Kosterlitz-Thouless transition in classical and quantum models

A. Di Ciolo, A. Avella

The composite operator method route to the 2D Hubbard model and the cuprates

I.R. Zachek, R.R. Levitskii, A.S. Vdovych

Deformation effects in glycinium phosphite ferroelectric

V.O. Shubnyi, S.G. Sharapov, Y.V. Skrypnyk

Impurity induced broadening of Drude peak in strained graphene

Y.G. Pogorelov, V.M. Loktev

On the theory of high-T_c superconductivity of doped cuprates

T. Hutak, P. Müller, J. Richter, T. Krokhmalskii, O. Derzhko

The spin-1/2 Heisenberg ferromagnet on the pyrochlore lattice: A Green's function study

N.M. Plakida

Electronic spectrum and superconductivity in the t-J model on the honeycomb lattice

A.M. Shvaika, O.P. Matveev, T.P. Devereaux, J.K. Freericks

Interpreting pulse-shape effects in pump-probe spectroscopies

V. Russier, E. Ngo

Erratum: "Ferromagnetic order in dipolar systems with anisotropy: application to magnetic nanoparticle supracrystals" [Condens. Matter Phys., 2017, 20, No 3, 33703: 1–10, DOI:10.5488/CMP.20.33703]