Author: Vrábeľ, Róbert

Vrábeľ, Róbert: Boundary value problem with an inner point for the singularly perturbed semilinear differential equations. (English). Mathematica Bohemica, vol. 136 (2011), issue 1, pp. 1-8
Vrábeľ, Róbert: Quasilinear and quadratic singularly perturbed Neumann's problem. (English). Mathematica Bohemica, vol. 123 (1998), issue 4, pp. 405-410
Vrábeľ, Róbert: Upper and lower solutions for singularly perturbed semilinear Neumann's problem. (English). Mathematica Bohemica, vol. 122 (1997), issue 2, pp. 175-180
Vrábeľ, Róbert: Asymptotic behavior of $T$-periodic solutions of singularly perturbed second-order differential equation. (English). Mathematica Bohemica, vol. 121 (1996), issue 1, pp. 73-76