Rezvantalab,M. T. , and Shayanfar,J. . "Studying Forward Sale’s in Fruits Legitimacy and Its Choice Progress in Forward Sales", Research Letter of Social Jurisprudence (Interdisciplinary Researches in Jurisprudence/ Researches In Jurisprudence), 5, 10, 2017, 37-63. doi: 10.30497/fiqh.2017.2319