@article{d55b7ff94a71459b926ee3b402907404,
title = "A generalized upper and lower solution method for singular discrete initial value problems",
abstract = "This paper presents new existence results for singular discrete initial value problems. In particular our nonlinearity may be singular in its dependent variable and is allowed to change sign.",
author = "Agarwal, \{R. P.\} and Daqing Jiang and Donal O'Regan",
note = "Publisher Copyright: {\textcopyright} Copyright2018 by Walter de Gruyter GmbH Powered by PubFactory.",
year = "2004",
month = jan,
doi = "10.1515/dema-2004-0112",
language = "English",
volume = "37",
pages = "115--122",
journal = "Demonstratio Mathematica",
issn = "0420-1213",
publisher = "Walter de Gruyter GmbH",
number = "1",
}