[1] Thai Duy Quy, A proposal to improve the efficiency of hiding information in a closed 3D mesh, Proceedings of the conference on IT and Applied Mathematics, Nha Trang University, 2011.

[2] Nguyen Tan Khoi, Thai Duy Quy, Techniques of hiding information in 3D mesh objects, Workshop FAIR'2011, Lac Hong University, 2011.

[3] Viet-Tuan Dinh, Thinh Doan-Phuc, Hoang Giang, Hak Kyeong Kim, Sea June Oh and Sang Bong Kim, “Motion Control of an Omnidirectional Mobile Platform for Path Following Using Backstepping Technique”, Journal of Ocean Engineering and Technology, Vol. 25, No. 5, 2011.

[4] Chul Han Park, Seo Kwang Kim, Viet-Tuan Dinh, Hak Kyeong Kim1, Sang Bong Kim, “Control of Inpipe Inspection Robot for Inspecting Variable Pipe Line”, Proceeding of the 1st International Symposium on Automotive & Convergence Engineering, HCMC, 2011.