@article{oai:kitami-it.repo.nii.ac.jp:00006352,
 author = {NIIZUMA, Hidekatsu},
 issue = {2},
 journal = {北見工業大学研究報告},
 month = {Mar},
 note = {application/pdf},
 pages = {295--319},
 title = {A Semantic Representation of Referential Information},
 volume = {5},
 year = {1974}
}