No Tahun Jurnal Judul Paper ISBN Nama Penelitian
1 2011 Conference: 2011 International Conference on Semantic Technology and Information Retrieval (STAIR) Extraction of academic social network from online database   Mahyuddin K. M. Nasution, Shahrul Azman Mohd Noah
2 2011 SNATIKA 2011 Isomorphic Solutions of the N-queens Problem   Sawaluddin, Opim Salim Sitompul, Erna Nababan
3 2011 3rd International Conferences and Workshops on Basic and Applied Sciences 2011 Modelling the English Football League Using Constraint Satisfaction   Opim Salim Sitompul, Graham Kendall