List of Articles Quality of Service Open Access Article Abstract Page Full-Text 1 - Assessment of self-serving technologies according to customer’s continuous usage of self-serving banking services behnam golshahi Open Access Article Abstract Page Full-Text 2 - QoS Evaluation and Optimization for Mobile Telecommunication Networks Using Key Performance Indicators: A Case Study for Kerman City Mihsen Sheikh-Hosseini Open Access Article Abstract Page Full-Text 3 - A Framework for Identifying and Ranking Criteria for Evaluating the Quality of Electronic Services (Case studies: Golestan website of Payame-noor university) Hossein Babaee mahmood salehesfahani fateme noorani Open Access Article Abstract Page Full-Text 4 - A Novel Approach for Cluster Self-Optimization Using Big Data Analytics Abbas Mirzaei Amir Rahimi 10.7508/jist.2019.01.005 Open Access Article Abstract Page Full-Text 5 - Proposing a New Framework to Decreasing Delay in the Internet of Things by Using Computing Power of Fog Mohammad Taghi Shaykhan kianoosh azadi Open Access Article Abstract Page Full-Text 6 - Exploring to Moderating Role of Ethical trait On Model of Brand Affect in Banking Services Mohammad Reza Karimi Alavijeh Amir Aslani Aslani Afrashteh Open Access Article Abstract Page Full-Text 7 - Investigating the relationship between customer satisfaction and customer complaints and trust in the municipality of Tehran hamidreza fouladgar abbas saghaee