S. Kuzhel

J-self-adjoint operators with -symmetries: an extension theory approach

S. Albeverio, U. Günther, U. Günther, 2008, 0811.0365.

On symmetries in the theory of singular perturbations

S. Hassi, S. Kuzhel, 2006 .

Regular extensions of Hermitian operators

S. Kuzhel, Aleksandr Vasilʹevich Kuzhelʹ, 1998 .

On elements of the Lax–Phillips scattering scheme for -symmetric operators

S. Kuzhel, S. Albeverio, 2012, 1202.1537.