Gorbatsevich A.A. , Elesin V.Ph. The effect of structural and antiferromagnetic phase transitions on superconductivity. Novel superconductivity/ Ed. S.A.Wolf, V.Z.Kresin , с. P.429-433 Kopaev Y.V. , Gorbatsevich A.A. , Elesin V.Ph. The interplay between structural or antiferromagnetic phase transition and superconductivity. Phys.Lett. A , Vol.125A , с. P.149-154 , 01.1987