@article { author = {movafaghiyan, naser}, title = {Introduction of documents}, journal = {Social Security Journal}, volume = {2}, number = {4}, pages = {235-254}, year = {2001}, publisher = {Social Security Research Institute}, issn = {1563-0781}, eissn = {}, doi = {}, abstract = {}, keywords = {}, title_fa = {معرفی اسناد ( مقاوله نامه)}, abstract_fa = {}, keywords_fa = {}, url = {https://qjo.ssor.ir/article_60277.html}, eprint = {https://qjo.ssor.ir/article_60277_aacca281596b8388d5abdf9fe0d6af05.pdf} }