Petrov, Y. P. (2005). Well-posed, ill-posed, and intermediate problems with applications. VSP.
Chicago-Zitierstil (17. Ausg.)Petrov, Yu. P. Well-posed, Ill-posed, and Intermediate Problems with Applications. Leiden: VSP, 2005.
MLA-Zitierstil (9. Ausg.)Petrov, Yu. P. Well-posed, Ill-posed, and Intermediate Problems with Applications. VSP, 2005.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.