N. E. Jivan, M. Fazeli, and K. S. Yousefi, "New Approach for Automated Categorizing and Finding Similarities in Online Persian News," in International Symposium on Information Management in a Changing World (IMCW 2010), Communications in Computer and Information Science 96, pp. 120-128, 2010, doi: 10.1007/978-3-642-16032-5_11