##### The Solvability of Concave-Convex Quasilinear Elliptic Systems Involving $p$-Laplacian and Critical Sobolev Exponent

Somayeh Khademloo; Saeed Khanjany Ghazi

Volume 12, Issue 1, Autumn 2018, Page 39-57

##### Multiplicity of Positive Solutions of laplacian systems with sign-changing weight functions

Seyyed Sadegh Kazemipoor; Mahboobeh Zakeri

Volume 01, Issue 1, Winter and Spring 2014, Page 64-70