@article{oai:ir.ide.go.jp:00051075,
 author = {増田, 広実},
 journal = {Technological Innovation and the Development of Transportation in Japan},
 month = {},
 pages = {254--261},
 title = {Chap. 8:new developments in transportation (1955-1980)  :  inland shipping},
 year = {1993}
}