List of Articles Internet Open Access Article Abstract Page Full-Text 1 - Determination of Problematic Internet Use: Identity Styles and Social Skills Nikou Tabaraei Mansooreh Nikoogoftar Sepideh Minoosepehr Open Access Article Abstract Page Full-Text 2 - Internet of Things (IOT) and Sustainable Development Focusing on Its Environmental Effects (Case Study: Denmark) Babak Goldouzian Mohammad Soltanifar Seyed Ali Rahmanzadeh Soroush Fathi Sara Mohammadpour Open Access Article Abstract Page Full-Text 3 - Investigating the Phenomenon of the Internet Addictive Usage Among Adolescents and Youth (15-25 years of age) in the City of Tehran Said Moidfar Karam Habibpour Gatabi Open Access Article Abstract Page Full-Text 4 - A Review of the Concepts of Social Action and Isolation in Virtual Space Hashem Aram Robabeh Mahpeykar Open Access Article Abstract Page Full-Text 5 - Perceptions of the Faculty Members of Social Science Groups about the Challenges of Using Digital Information Resources and Libraries: A Case Study of Islamic Azad University Sedigheh Mohammadesmaeil