@techreport{oai:repository.dl.itc.u-tokyo.ac.jp:00042366,
 author = {Okazaki, Tetsuji and Sawada, Michiru},
 month = {Feb},
 note = {application/pdf, 本文フィルはリンク先を参照のこと},
 title = {Bank Merger Wave and Evolution of Financial System: Experience in Prewar Japan},
 year = {2003}
}