@article{oai:toyo-bunko.repo.nii.ac.jp:00003435,
 author = {NIIDA, Noboru and Niida, Noboru},
 journal = {Memoirs of the Research Department of the Toyo Bunko (The Oriental Library)},
 month = {},
 pages = {79--131},
 title = {A Study of Simplified Seal-Marks and Finger-Seals in Chinese Documents with Special Reference to Documents Secured in the Western Regions},
 volume = {11},
 year = {1939}
}