The Current Status and Future of Iron Ore and Coal Resources for Japanese Steel Mills 論文 Ken-ichi Nagano ·2004-01-01 ·『鐵と鋼 : 日本鐡鋼協會々誌』 90(2) pp. 51-60 doi:10.2355/tetsutohagane1955.90.2_51
Reconsidering Overseas Emigration in Early Twentieth-century Okinawa: The Case of Nakaoshi District, Haneji Village 論文 Hironao Hanaki ·2022-01-01 ·『Japanese Journal of Human Geography』 74(2) pp. 133-154 doi:10.4200/jjhg.74.02_133