APA-Zitierstil (7. Ausg.)

Oleĭnik, O. A. (1973). Second Order Equations With Nonnegative Characteristic Form. Springer US. https://doi.org/10.1007/978-1-4684-8965-1

Chicago-Zitierstil (17. Ausg.)

Oleĭnik, O. A. Second Order Equations With Nonnegative Characteristic Form. Boston, MA: Springer US, 1973. https://doi.org/10.1007/978-1-4684-8965-1.

MLA-Zitierstil (9. Ausg.)

Oleĭnik, O. A. Second Order Equations With Nonnegative Characteristic Form. Springer US, 1973. https://doi.org/10.1007/978-1-4684-8965-1.