TY - GEN EP - 25 AV - public ID - acta73650 A1 - Stevi? Stevo N1 - Bibliogr.: p. 21-25. KW - DifferenciƔlegyenlet Y1 - 2020/// SN - 1417-3875 UR - http://acta.bibl.u-szeged.hu/73650/ TI - New class of practically solvable systems of difference equations of hyperbolic-cotangent-type ER -