@article{
  author = {mohagheghian, leila, MirShah Jafari, Seyed Ibrahim},
  title = {The Barriers and Problems in Implementation of Descriptive Evaluation in Special Schools Mentally Retarded},
  journal = {Research in Curriculum Planning},
  year = {2017},
  volume = {14},
  number = {52},
  pages = {63-73},
  doi = {}
}