@article{oai:ehime-u.repo.nii.ac.jp:00001291, author = {井上, 友喜}, journal = {工学ジャーナル = Annual journal of engineering, Ehime University}, month = {Mar}, pages = {45--49}, title = {間欠カオス力学系のエルゴード定理}, volume = {7}, year = {2008} }