APA (7th ed.) Citation

Kravt︠s︡ov, I. A., & Orlov, I. I. (1990). Geometrical optics of inhomogeneous media. Springer-Verlag.

Chicago Style (17th ed.) Citation

Kravt︠s︡ov, I︠U︡. A., and I͡U. I. Orlov. Geometrical Optics of Inhomogeneous Media. Berlin ; New York: Springer-Verlag, 1990.

MLA (9th ed.) Citation

Kravt︠s︡ov, I︠U︡. A., and I͡U. I. Orlov. Geometrical Optics of Inhomogeneous Media. Springer-Verlag, 1990.