ahmadvand,K. A. , and Azadi,S. . "Jurisprudential examination of the right or ruling of presumption of irrevocability of contracts in the transaction jurisprudence system", Research Letter of Social Jurisprudence (Interdisciplinary Researches in Jurisprudence/ Researches In Jurisprudence), 10, 2, 2022, 211-236. doi: 10.30497/irj.2022.76383