TY - JOUR ID - 63089 TI - معرفی اسناد JO - تأمین اجتماعی JA - QJO LA - fa SN - 1563-0781 Y1 - 2006 PY - 2006 VL - 7 IS - 4 SP - 253 EP - 276 DO - N2 - UR - https://qjo.ssor.ir/article_63089.html L1 - https://qjo.ssor.ir/article_63089_faf9027d685528c3ba367efd031e293c.pdf ER -