List of Articles ضمان معاوضی Open Access Article Abstract Page Full-Text 1 - The Changed Guarantee in the Rule of the Elimination of the Consenter before Billing and its Effects Asghar Arabian Hasan Khodabakhshi Open Access Article Abstract Page Full-Text 2 - Performance of the Rule of Guarantee of Exchange, in Termination of Contracts of Exchange Mahdi Khademsarbakhsh Open Access Article Abstract Page Full-Text 3 - Results and Difference of Delivery and Receipt in Contracts of Trade Asghar Arabian Hasan Khodabakhshi