List of Articles حرکت براونی کسری Open Access Article Abstract Page Full-Text 1 - Comparison Models of Brownian motion and Fractional Brownian Motion and GARCH in Volatility Estimation of Stock Return S. Ali Nabavi Chashmi Mariyya Mokhtarinejad Open Access Article Abstract Page Full-Text 2 - Survey on fractional Black-scholes with hurst exponent on European option with transaction cost Morteza Rahmani Nahid Jafarian