@article{oai:otani.repo.nii.ac.jp:00005496,
 author = {上杉, 慧岳 and UESUGI, Egaku},
 issue = {2},
 journal = {佛教研究},
 month = {Apr},
 pages = {104--133},
 title = {近く発見されたる西山証空上人の観経疏大意の研究},
 volume = {3},
 year = {1922},
 yomi = {ウエスギ, エガク}
}