@article{d2fef2e5ba5146069e7a3ab9d6ea1c59,
title = "Solvability of some second and higher order boundary value problems",
keywords = "boundary value problems, Existence, higher order equations, nonlinear, nonlinear alternative, singular problems, zeros",
author = "Donald O'Regan",
year = "1991",
doi = "10.1016/0362-546X(91)90024-U",
language = "English",
volume = "16",
pages = "507--516",
journal = "Nonlinear Analysis, Theory, Methods and Applications",
issn = "0362-546X",
publisher = "Elsevier Ltd",
number = "6",
}