APA (7th ed.) Citation

Yuri P., P., & Sizikov, V. S. (2005). Well-posed, Ill-posed, and Intermediate Problems with Applications (1.). De Gruyter. https://doi.org/10.1515/9783110195309

Chicago Style (17th ed.) Citation

Yuri P., Petrov, and Valery S. Sizikov. Well-posed, Ill-posed, and Intermediate Problems with Applications. 1. Leiden: De Gruyter, 2005. https://doi.org/10.1515/9783110195309.

MLA (9th ed.) Citation

Yuri P., Petrov, and Valery S. Sizikov. Well-posed, Ill-posed, and Intermediate Problems with Applications. 1. De Gruyter, 2005. https://doi.org/10.1515/9783110195309.