@article{oai:kyutech.repo.nii.ac.jp:00003067,
 author = {Kondo, Hiroshi and Takajo, Hiroaki},
 issue = {41},
 journal = {九州工業大学研究報告. 工学, Bulletin of the Kyushu Institute of Technology. Science and technology},
 month = {Sep},
 pages = {131--135},
 title = {Recursive Nonlinear Image Enhancement : Vector Processing},
 year = {1980}
}