Asrorov F. A.
Green-Samoilenko function and existence of integral sets of linear extensions of nonautonomous equations
Ukr. Mat. Zh. - 1994. - 46, № 8. - pp. 1067–1071
An integral invariant set is constructed for systems of differential equations by using the Green-Samoilenko function. The problem of asymptotic stability of this set is studied.