Aslanov, Afgan2024-03-132024-03-1320170026-92551436-5081https://doi.org/10.1007/s00605-016-1015-9https://hdl.handle.net/20.500.12662/3512We investigate the existence of positive global solutions of second-order nonlinear differential equations via principal and nonprincipal solutions of the corresponding homogeneous equation.eninfo:eu-repo/semantics/closedAccessMonotone positive solutionsSecond order nonlinear differential equationsFixed point theoryPrincipal and nonprincipal solutionsOn the existence of monotone positive solutions of second order differential equationsArticle10.1007/s00605-016-1015-92-s2.0-850074183245174Q2505184WOS:000414159400001Q2