APA (7th ed.) Citation

Weidmann, J. (1987). Spectral Theory of Ordinary Differential Operators. Springer. https://doi.org/10.1007/BFb0077960

Chicago Style (17th ed.) Citation

Weidmann, Joachim. Spectral Theory of Ordinary Differential Operators. Berlin [u.a.]: Springer, 1987. https://doi.org/10.1007/BFb0077960.

MLA (9th ed.) Citation

Weidmann, Joachim. Spectral Theory of Ordinary Differential Operators. Springer, 1987. https://doi.org/10.1007/BFb0077960.