identifying effective factors on developing digital libraries: administrators view in central libraries of public universities in tehran

objective: in the this research, effective factors on digital libraries’ development in central libraries of public universities in tehran have been identified from these libraries administrator’s view.method: this study is applied, based on descriptive-analytical method. for data collection we used researcher-made questionnaire, based on the digital library federation definition (including human resources, collections development, services and technology) and literature review that will confirmed its validity by experts. the study population was central library’s administrators of state universities in tehran.findings: from the point of view of studied population all 43 factors mentioned in this study were effective. the most effective factor was training staffs along with outsourcing some activities and the most important strategy is using good experience of national and international models and determining the level of information access in digital libraries in order to enhance services. at the end, there are significant differences between the views of managers in comparison with effective solutions in development of services and technology to develop a digital library system.originality/ value: this research is the first research conducted on identifying the affective factors on digital library development. also, identifying these factors play very important role in the improving digital libraries activities.