List of Articles Invalidity. one in whose favor an option is stipulated. one against whom an option is stipulated Open Access Article Abstract Page Full-Text 1 - The Effects of the Cancellation of a Contract on the Alienable Possession from the Standpoints of Iranian Law and Imamieh Jurisprudence Hossein Jafari Samet Mahshid Sadat Tabaei Javad Niknejad,