@techreport{oai:ir.ide.go.jp:00050375,
 author = {Ogawa, Michihiro and Osada, Noriyuki and Tsubota, Kenmei},
 month = {May},
 note = {application/pdf, IDP000710_001, During the early 20th century, South Asia experienced its most regionally integrated period in history, and under British rule, port cities were well connected via coasting trade. This paper examines the trade structure within British India between 1905 to 1931 and shows how South Asia was regionally integrated both through quantitative measures and various maps.},
 title = {The structure of coasting trade in British India from 1905 to 1931},
 year = {2018}
}