I. Sin, N. Kim, M. Gil Pérez, T. Kang, and S. Kim. Proceedings of IASS Annual Symposia, IASS 2014 Brasilia Symposium : Shells, Membranes and Spatial Structures : Footprints – General 4: Structural Stability, page 1-7. International Association for Shell and Spatial Structures (IASS), (2014)
M. Gil Pérez, I. Sin, S. Kim, and T. Kang. Proceedings of IASS Annual Symposia, IASS 2014 Brasilia Symposium : Shells, Membranes and Spatial Structures : Footprints – General 4: Structural Stability, page 1-8. International Association for Shell and Spatial Structures (IASS), (2014)