Tomohisa Iida
Civil Engineering 高速道路設計におけるクリアゾーンに関する数学的解析
Iida, Tomohisa, and David J. Lovell (2007). Convergence of piecewise-linear envelope curves in transportation design. Transportation Research B, Vol. 41, No. 5, pp. 527-539. Lovell, David J. and Tomohisa Iida (2003). The exact clear zone boundary for piecewise-linear alignment data. Transportation Research B, Vo. 37, No. 5, pp. 485-499.