List of Articles اعتبار اطلاعات Open Access Article Abstract Page Full-Text 1 - R Provide a conceptual framework for the formation of referral advertising in the context of social networks Mahsa Mosalla Vahidreza Mirabi Hasan Esmaeilpour Open Access Article Abstract Page Full-Text 2 - A survey on information pollution in common data-bases of Islamic Azad University of Tehran Science & Research Branch in retrieving library information from the viewpoint of postgraduate students fahimeh Babolhavaeji nafiye Gorjizade Open Access Article Abstract Page Full-Text 3 - Providing a comprehensive model for taxable income expressed by companies from different perspectives Aliasghar mottaghi Nabi Najafi ahmad mohammady