Existence and multiplicity results for second-order discontinuous problems via non-ordered lower and upper solutions
ISSN: 1531-3492
Year of publication: 2020
Volume: 25
Issue: 2
Pages: 617-633
Type: Article
ISSN: 1531-3492
Year of publication: 2020
Volume: 25
Issue: 2
Pages: 617-633
Type: Article