@article{oai:toyo-bunko.repo.nii.ac.jp:00003234,
 author = {NAGAZUMI, Yōko and NAGAZUMI, Yoko},
 journal = {Memoirs of the Research Department of the Toyo Bunko (The Oriental Library)},
 month = {},
 pages = {1--21},
 title = {Improvements in Dutch Language Skills and the Russian Question in Japan: 1739-1805},
 volume = {55},
 year = {1997}
}