Volume 66, No. 1 (2009)
Portugaliae Mathematica
pp. 1–12 Existence and uniqueness of periodic solutions for a delay differential equation with piecewise constant argumentsHaihua LiangGen-Qiang Wang
pp. 13–27 Existence of solutions for a third-order boundary value problem with -Laplacian operator and nonlinear boundary conditionsDe-Xiang MaShu-Zhen Sun
pp. 29–63 Existence of a renormalized solution for a class of nonlinear parabolic equations in Orlicz spacesElhoussine AzroulHicham RedwaneMohamed Rhoudaf
pp. 65–70 A class of integral domains whose integral closures are small submodules of the quotient fieldDavid E. Dobbs
pp. 71–80 Stability criteria for certain third order nonlinear delay differential equationsCemil Tunç
pp. 81–94 The counting hierarchy in binary notationGilda Ferreira
pp. 95–105 Multilinear functionals of Schatten class type and approximation numbersCristiane de Andrade Mendes
pp. 107–114 An existence theorem for a perturbed singular elliptic problemGiovanni Anello
pp. 115–130 On simple Filippov superalgebras of type , IIAlexander P. PojidaevPaulo Saraiva