"Reuter's Tokyo telegram February 23rd stated according to ASAHISHTMBUN wolfram on board SELENGA exported by Cermany under barter agreement concluded before outbreak European war……", 1940-02-25 - 1940-02-26. 特藏中心.

"Reuter's Tokyo telegram February 23rd stated according to ASAHISHTMBUN wolfram on board SELENGA exported by Cermany under barter agreement concluded before outbreak European war……", 1940-02-25 - 1940-02-26. 特藏中心. http://10.55.102.87:8081/repositories/2/archival_objects/56286 Accessed August 02, 2025.

(顾维钧, 1888－1985)

(顾维钧, 1888－1985, n.d.)

(顾维钧, 1888－1985, n.d.)

顾维钧, 1888－1985, “‘Reuter's Tokyo Telegram February 23rd Stated According to ASAHISHTMBUN Wolfram on Board SELENGA Exported by Cermany under Barter Agreement Concluded before Outbreak European War……", 1940-02-25 - 1940-02-26,” ., accessed August 2, 2025, http://10.55.102.87:8081/repositories/2/archival_objects/56286.

顾维钧, 1888－1985. "Reuter's Tokyo Telegram February 23rd Stated According to ASAHISHTMBUN Wolfram on Board SELENGA Exported by Cermany under Barter Agreement Concluded before Outbreak European War……", 1940-02-25 - 1940-02-26[Z/OL]([no date])[2025–08–02]. http://10.55.102.87:8081/repositories/2/archival_objects/56286.