List of Articles پایگاه های اطلاعاتی Open Access Article Abstract Page Full-Text 1 - Cost- Benefit Analysis databases Tehran University and the impact of the use of databases on scientific output Maryam Emami Leila Mir Taheri Open Access Article Abstract Page Full-Text 2 - Evaluation of Factor affecting the use and utility of information Zhayganhay Joined by Faculty members of Tabriz University of Medical Sciences during 2018-2019 saeed ghaffari roya rahimzadeh ali faraji Open Access Article Abstract Page Full-Text 3 - 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 4 - Study Skills of faculty members of Boroujerd Azad University in recognition of differences and the use of electronic citation databases and full text digital library Shahram Shahbazi Mohammad jafar Mahdian Masomeh Mahdian