List of Articles Availability Open Access Article Abstract Page Full-Text 1 - Software Rejuvenation Technique-An Improvement in Applications Zahra Rahmani Ghobadi Open Access Article Abstract Page Full-Text 2 - Accessibility Evaluation in Biometric Hybrid Architecture for Protecting Social Networks Using Colored Petri Nets Navid Rafizadeh Shotorbani Fard Hasan Hosseinzadeh Masoud Bekravi Open Access Article Abstract Page Full-Text 3 - A Model for Software Rejuvenation Based On Availability Optimization Zahra Rahmani Ghobadi Hasan Rashidi Sasan Hosseinali Zadeh Open Access Article Abstract Page Full-Text 4 - A New Mechanism for Software Rejuvenation Based on Availability Measurement Zahra Rahmani Ghobadi