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Kinsei kaisanbutsu boeki-shi no kenkyū : chūgoku muke yushutsu boeki to kaisanbutsu
Arai, Eiji, (1975)
Inter-American shipping in the 1880ʹs: a loosening tie
Pletcher, David M., (1956)
A measure of productivity change in American colonial shipping
Walton, Gary M., (1968)
The rise of the merchant class in Tokugawa Japan, 1600-1868 : an introductory survey
Sheldon, Charles David, (1958)
The Rise of the merchant class in Tokugawa Japan, 1600 - 1868 : an introductory survey