@phdthesis{oai:tsukuba.repo.nii.ac.jp:00008816,
 author = {Chen, Hanxiong and 陳, 漢雄},
 month = {},
 note = {1992},
 school = {筑波大学, University of Tsukuba},
 title = {Querty processing for composite objects},
 year = {1993}
}