1. Suda, N. and Nagasaka, T. "Influence of the partial change of bending property on the formation of nodes", Report of Polymeric Materials Research Institute, No. 142,1984, pp.47-55.
2. Suda, N. and Nagasaka, T. "Dependency of various sewing conditions on the bending property of seams", Report of Polymeric Materials Research Institute, No. 142,1984, pp.39-45.