Nababan, M.G., Anggodo, Y.P. and Putri, R.R.M. 2017. Belief Value Development In Dempster-Shafer With Particle Swarm Optimization(PSO) For Determining Of The Provision On Cases Of Persecution. Journal of Information Technology and Computer Science. 2, 2 (Nov. 2017). DOI:https://doi.org/10.25126/jitecs.20172231.