• Nyandag Bat-Erdene, Li Ru., “Developing an Tree-levels, Two-tier Diagnostic Assessment Dynamic System for Improving Distance Learning Result” “The 6th Conference of MUSTAK-2015”, International Conference on Global Science and Technology Convergence, 19-20 August, 2015, Ulaanbaatar, Mongolia, pp 185-189. (in Mongolia, English language)
• Nyandag Bat-Erdene,“Trends of E-Education” Scientific Conference a compilation, “Mongolia's Information Technology-2014” State Mongolian University of Science and Technology, Ulaanbaatar, 2014,Embedded Systems and Its Applications, рр 25-29. (ISSN 978-99973-46-74-2). (in Mongolia, Mongolian language)
• Nyandag Bat-Erdene, Li Ru., “Developing an Tree-levels, Two-tier Diagnostic Assessment Dynamic System for Improving Distance Learning Result” “The 6th Conference of MUSTAK-2015”, International Conference on Global Science and Technology Convergence, 19-20 August, 2015, Ulaanbaatar, Mongolia, pp 185-189.
• Nyandag Bat-Erdene, Li Ru., “Developing an Tree-levels, Two-tier Diagnostic Assessment Dynamic System for Improving Distance Learning Result” “The 6th Conference of MUSTAK-2015”, International Conference on Global Science and Technology Convergence, 19-20 August, 2015, Ulaanbaatar, Mongolia, pp 185-189. (in Mongolia, English language)
• Nyandag Bat-Erdene, Li Ru., “Developing an Tree-levels, Two-tier Diagnostic Assessment Dynamic System for Improving Distance Learning Result” “The 6th Conference of MUSTAK-2015”, International Conference on Global Science and Technology Convergence, 19-20 August, 2015, Ulaanbaatar, Mongolia, pp 185-189.