@misc{Erfanmanesh_S._Generalization,
 author={Erfanmanesh, S. and D. Foroutannia},
 address={Երևան},
 howpublished={online},
 publisher={Հայաստանի ԳԱԱ},
 title={Generalization of Köthe-Toeplitz duals and null duals of new difference sequence spaces},
 type={Հոդված},
 keywords={Mathematics, Science},
}