@article { author = {}, title = {Introduction of documents}, journal = {Social Security Journal}, volume = {7}, number = {1}, pages = {301-311}, year = {2005}, publisher = {Social Security Research Institute}, issn = {1563-0781}, eissn = {}, doi = {}, abstract = {}, keywords = {}, title_fa = {معرفی اسناد}, abstract_fa = {}, keywords_fa = {}, url = {https://qjo.ssor.ir/article_63086.html}, eprint = {https://qjo.ssor.ir/article_63086_b190f3f2414ad0d610269384ff948e10.pdf} }