Wang. (2013). Free Boundary Problems and Asymptotic Behavior of Singularly Perturbed Partial Differential Equations (1.). Springer Berlin Heidelberg.
Chicago-viite (17. p.)Wang. Free Boundary Problems and Asymptotic Behavior of Singularly Perturbed Partial Differential Equations. 1. Springer Berlin Heidelberg, 2013.
MLA-viite (8. p.)Wang. Free Boundary Problems and Asymptotic Behavior of Singularly Perturbed Partial Differential Equations. 1. Springer Berlin Heidelberg, 2013.
Varoitus: Nämä viitteet eivät aina ole täysin luotettavia.