Barr 2013, p. 305; Amundsen 1912, pp. 348–349, vol. II.. Barr, Susan (2013). "The Japanese Antarctic Expedition of 1912"(PDF). Nankyoku Shiryō (Antarctic Record). 57 (2). National Institute of Polar Research: 299–307. S2CID165139563. Archived from the original(PDF) on 2019-10-21. Amundsen, Roald; Nilsen, Thorvald; Prestrud, Kristian (1976) [1912]. The South Pole: An Account of the Norwegian expedition in the Fram, 1910–12 (Volumes I and II). Translated by Chater, A.G. London: C. Hurst & Company. ISBN0-903983-47-8.
Barr 2013, p. 305; Amundsen 1912, pp. 348–349, vol. II.. Barr, Susan (2013). "The Japanese Antarctic Expedition of 1912"(PDF). Nankyoku Shiryō (Antarctic Record). 57 (2). National Institute of Polar Research: 299–307. S2CID165139563. Archived from the original(PDF) on 2019-10-21. Amundsen, Roald; Nilsen, Thorvald; Prestrud, Kristian (1976) [1912]. The South Pole: An Account of the Norwegian expedition in the Fram, 1910–12 (Volumes I and II). Translated by Chater, A.G. London: C. Hurst & Company. ISBN0-903983-47-8.
Barr 2013, p. 305; Amundsen 1912, pp. 348–349, vol. II.. Barr, Susan (2013). "The Japanese Antarctic Expedition of 1912"(PDF). Nankyoku Shiryō (Antarctic Record). 57 (2). National Institute of Polar Research: 299–307. S2CID165139563. Archived from the original(PDF) on 2019-10-21. Amundsen, Roald; Nilsen, Thorvald; Prestrud, Kristian (1976) [1912]. The South Pole: An Account of the Norwegian expedition in the Fram, 1910–12 (Volumes I and II). Translated by Chater, A.G. London: C. Hurst & Company. ISBN0-903983-47-8.