1.
Heidarkhani S, Afrouzi GA. Some multiplicity results to the existence of three solutions for a dirichlet boundary value problem involving the p-laplacian. MMA [Internet]. 2011Aug.24 [cited 2024Nov.25];16(3):390-40. Available from: https://jcem.vgtu.lt/index.php/MMA/article/view/5542