@article{
  author = {Ganji, Hamzeh, Amirian, Kamran},
  title = {The effectiveness of training the optimism pattern through the storytelling method on increasing school children’s achievement},
  journal = {Journal of Instruction and Evaluation},
  year = {2012},
  volume = {5},
  number = {18},
  pages = {27-40},
  doi = {}
}