[1] AHMAD S.:
A resonance problem in which the nonlinearity may grow linearly. Proc. Amer. Math. Soc. 93 (1984), 381-384.
MR 0759657
[2] AHMAD S.:
Nonselfadjoint resonance problems with unbounded perturbations. Nonlinear Analysis T.M.A. 10 (1986), 147-156.
MR 0825213 |
Zbl 0599.35069
[3] DRÁBEK P.:
On the resonance problem with nonlinearity which has arbitrary linear growth. J. Math. Analysis and Appl. 127 (1987), 435-442.
MR 0915069
[4] DRÁBEK P., INVERNIZZI S.:
On the periodic BVP for the forced Duffing equation with jumping nonlinearity. Nonlinear Analysis T.M.A. 10 (1986), 643-650.
MR 0849954
[5] DUNFORD N., SCHWARTZ J. T.:
Linear operators. Part I. Interscience Publ., New York, 1958.
MR 0117523
[6] FUČÍK S.:
Solvability of Nonlinear Equations and Boundary Value Problems. D. Reidel, Dordrecht, 1980.
MR 0620638
[7] INVERNIZZI S.:
A note on nonuniform nonresonance for jumping nonlinearities. Comment. Math. Univ. Carolinae 27 (1986), 285-291.
MR 0857548 |
Zbl 0603.34016
[8] LANDESMAN E. M., LAZER A. C.:
Nonlinear perturbations of linear elliptic boundary value problems at resonance. J. Math. Mech. 19 (1970), 609-623.
MR 0267269 |
Zbl 0193.39203
[9] WARD J. R., Jr.:
Asymptotic conditions for periodic solutions of ordinary differential equations. Proc. Amer. Math. Soc. 81 (1981), 415-420.
MR 0597653 |
Zbl 0461.34029