Estimates near the boundary for solutions of elliptic partial differential equations satisfying general boundary conditions, Commun. Pure. Applied Math, vol.12, pp.623-727, 1959. ,
Singular perturbations generating complexification phenomena for elliptic shells ,
Asymptotic Analysis of Singular perturbatuions North Holland, 1979. ,
Rigorous and heuristic treatment of certain sensitive singular perturbations, J. Math. Pures. Appl, vol.88, pp.123-147, 2007. ,
Rigorous and heuristic treatment of sensitive singular perturbations in shell theory, Approximation Theory and PDEs. Topics around the Research of Vladimir Maz'ya ,
Pseudo-differential operators, singularities and applications, 1997. ,
DOI : 10.1007/978-3-0348-8900-1
Il'in, Matching of Asymptotic Expansions of Solutions of Boundarey Value Problems Amer, Math. Soc, 1991. ,
Sensitive versus classical perturbation problem via Fourier transform, Math. Models Methods Appl. Sci, vol.16, pp.1783-1816, 2006. ,
Various kinds of sensitive singular perturbations, pp.199-242 ,