Volume 9, Issue 24, November 2021, Pages 273-300
https://doi.org/10.22089/res.2020.8208.1779
javid pourabdi; vahid saatchian; mohammad kashtidar
Volume 7, Issue 16, April 2019, Pages 39-60
https://doi.org/10.22089/res.2018.5036.1384
vahid saatchian; mohammad keshtidar; Mojgan ranuei; bahador azizi