List of Articles اصالت سند- ادعای پرداخت- دفاع شکلی- دفاع ماهوی-قاعده ی منع جمع Open Access Article Abstract Page Full-Text 1 - Jurisprudential Explanation of the Principle of the Prohibition of Multiplicity of Objection to Authenticity of Deed and Claim of Payment mahdi hasanzadeh jila ghahremani 10.22034/ijrj.2020.673323