APA (7th ed.) Citation

Petrov, Y. P. (2005). Well-posed, ill-posed, and intermediate problems with applications. VSP.

Chicago Style (17th ed.) Citation

Petrov, Yu. P. Well-posed, Ill-posed, and Intermediate Problems with Applications. Leiden: VSP, 2005.

MLA (9th ed.) Citation

Petrov, Yu. P. Well-posed, Ill-posed, and Intermediate Problems with Applications. VSP, 2005.