@article{oai:meiji.repo.nii.ac.jp:00007672,
 author = {中村, 孔一},
 journal = {明治大学教養論集},
 month = {Mar},
 note = {Article},
 pages = {137--142},
 title = {ラグランジアンをもたない力学系のひとつのモデル},
 volume = {221},
 year = {1989}
}