Singularly perturbed methods for nonlinear elliptic problems /
Cao, Daomin,1963-author.
Peng, Shuangjie,1968-author.
Yan, Shusen,1963-author.
Includes bibliographical references and index.
Differential equations, Elliptic.
Differential equations, Nonlinear.
Differential equations, Elliptic.
Differential equations, Nonlinear.