JournalspmVol. 65, No. 1Volume 65, No. 1 (2008) Portugaliae Mathematicapp. 1–22A revision of J.-L. Lions’ notion of sentinelsOusseynou Nakoulimapp. 23–32A generalisation of Cartwright’s Theorem: nonautonomous differential equations caseAhmed Berbouchapp. 33–47An existence result for a new variant of the nonconvex sweeping processMessaoud BounkhelTahar Haddadpp. 49–65A free boundary problem for a torrential flowR. Ait Yahia-DjouadiD. Hernane-BoukariD. Tenioupp. 67–80Existence and iteration of positive solution for a multi-point boundary value problem with a $p$-Laplacian operatorDe-Xiang MaXue-Gang Chenpp. 81–93Uniqueness of meromorphic functions sharing two sets with finite weightAbhijit Banerjeepp. 95–120Existence of solutions for degenerated problems in $L_{1}$ having lower order terms with natural growthL. AharouchElhoussine AzroulA. Benkiranepp. 121–142Generalized Dieudonné and Hill criteriaPeter V. Danchevpp. 143–155Triple positive solution to the one-dimensional $p$-Laplacian equationXuemei ZhangMeiqiang FengWeigao Ge

pp. 23–32A generalisation of Cartwright’s Theorem: nonautonomous differential equations caseAhmed Berboucha

pp. 33–47An existence result for a new variant of the nonconvex sweeping processMessaoud BounkhelTahar Haddad

pp. 49–65A free boundary problem for a torrential flowR. Ait Yahia-DjouadiD. Hernane-BoukariD. Teniou

pp. 67–80Existence and iteration of positive solution for a multi-point boundary value problem with a $p$-Laplacian operatorDe-Xiang MaXue-Gang Chen

pp. 95–120Existence of solutions for degenerated problems in $L_{1}$ having lower order terms with natural growthL. AharouchElhoussine AzroulA. Benkirane

pp. 143–155Triple positive solution to the one-dimensional $p$-Laplacian equationXuemei ZhangMeiqiang FengWeigao Ge