MLA

Möller, Manfred, and Vyacheslav Pivovarchik. Spectral Theory of Operator Pencils, Hermite-biehler Functions, and Their Applications. Springer International Publishing, 2015.

APA

Möller, M., & Pivovarchik, V. (2015). Spectral Theory of Operator Pencils, Hermite-Biehler Functions, and their Applications. Springer International Publishing.

Chicago

Möller, Manfred, and Vyacheslav Pivovarchik. Spectral Theory of Operator Pencils, Hermite-Biehler Functions, and Their Applications. : Springer International Publishing, 2015.