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Upper and Lower Solutions
- Benchora, M.
and Ntouyas, S.K.,
Lower and Upper Solutions Method for First Order Differential Inclusions
with Nonlinear Boundary Conditions, Volume
3, Issue 1, Article 14,
2002. [074_01]
- Davis, J.M. and Henderson,
J.,
Monotone Methods Applied to Some Higher Order Boundary Value Problems, Volume
2, Issue 1, Article 2,
2001. [021_00]
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