@article{weko_51058_1,
   author	 = "山本,弘文",
   title	 = "Chap. 4:developing an independent transportation technology (1910-1921) : roads",
   journal	 = "Technological Innovation and the Development of Transportation in Japan",
   year 	 = "1993",
   volume	 = "",
   number	 = "",
   pages	 = "96--102"
}