List of Articles بانک سپه در شهر تهران Open Access Article Abstract Page Full-Text 1 - The effect of environmental uncertainty on entrepreneurial orientation with the mediating role of innovation speed ghasem shiri sedighe tootian esfahani shahla sohrabi 10.30495/jisds.2007.21333 Open Access Article Abstract Page Full-Text 2 - The Effect of Environmental Uncertainty on Entrepreneurial Orientation with the Mediating Role of Innovation Speed Gasem shiri Sediqeh Toutian Isfahani Shahla Sohrabi