In this work, spectra and asymptotics of eigenfunctions of a generalized class of boundary value problems with constant retarded argument are obtained. Contrary to previous works in the literature, the problem has nonclassical transmission conditions.
"Spectral properties of boundary-value-transmission problems with a constant retarded argument,"
Turkish Journal of Mathematics: Vol. 43:
2, Article 4.
Available at: https://journals.tubitak.gov.tr/math/vol43/iss2/4