@article{oai:soar-ir.repo.nii.ac.jp:00012949,
 author = {OKUYAMA,  Yasuo},
 journal = {信州大学工学部紀要},
 month = {Jul},
 note = {Article, 信州大学工学部紀要 34: 11-25 (1973)},
 pages = {11--25},
 title = {On Contraction of Walsh Fourier Transforms},
 volume = {34},
 year = {1973}
}