%0 Serial %A Stević Stevo %D 2020 %G English %B Electronic journal of qualitative theory of differential equations : special edition %@ 1417-3875 %T New class of practically solvable systems of difference equations of hyperbolic-cotangent-type %U http://acta.bibl.u-szeged.hu/73779/1/ejqtde_spec_004_2020_089.pdf