@article{oai:tohoku.repo.nii.ac.jp:00041820, author = {SUGAWA, Toshiyuki}, issue = {1}, journal = {Interdisciplinary Information Sciences}, month = {Mar}, note = {紀要類 (bulletin), Regular Papers}, pages = {19--22}, title = {A Remark on Lowner's Theorem}, volume = {18}, year = {2012} }