1. Department of Statistics, Faculty of Mathematics and Natural Science, Padjadjaran University, Indonesia
2. Department of Statistics, College of Natural Science, Seoul National University, Seoul metropolis, Republic of Korea
3. Research for Basic Sciences, Lab Hierarchical Likelihood, College of Natural Science, Seoul National University, Seoul Metropolis, Republic of Korea
4. Department of Information Management, College of Informatics, Chaoyang University of Technology, Taiwan (R.O.C.)