List of Articles Ahmad Sarlak Article 1 - An Approach to Improve the Quality of Service in DTN and Non-DTN based VANET 20.1001.1.23221437.2020.8.32.2.8 10.29252/jist.8.32.240 Ahmad Sarlak Yousef Darmani Journal of Information Systems and Telecommunication (JIST) , Issue 4 , Year , Autumn 2020