@article{article.386411,
      title   = {On The Factor Structure (Invariance) of the PhD UEE Using Multigroup Structural Equation Modeling},
      author  = {حمدالله راوند,غلامرضا روحانی,فاطمه فریابی},
      journal = {Teaching English as a Second Language},
      year    = {2017},
      number  = {4},
      pages  = {141 - 170},
      url  = {http://ensani.ir/fa/article/386411}
}