1. Asymptotics methods in theory of nonlinear oscillations;Bogolyubov,1962
2. Averaging of boundary value problems with singular perturbation of the boundary conditions;Chechkin;Russian Acad. Sci. Sb. Math.,1994
3. Effective permeability of the boundary of a domain;Friedman;Commun. Partial Differ. Eq.,1995
4. Asymptotics of the minimum eigenvalue for a circle with fast oscillating boundary condition;Gadyl'shin;C. R. Acad. Sci. Paris,1996
5. On the eigenvalue asymptotics for periodically clamped membranes;Gadyl'shin;St. Peterburg Math. J.,1999