@article{oai:soar-ir.repo.nii.ac.jp:00012074, author = {吉田, 稔}, issue = {2}, journal = {信州大学理学部紀要}, month = {Mar}, note = {Article, 信州大学理学部紀要 28(2): 81-88(1994)}, pages = {81--88}, title = {美ケ原高原山系における紫外線強度の高度的,季節的変化}, volume = {28}, year = {1994} }