@article{oai:juen.repo.nii.ac.jp:00006201,
 author = {飯島,  康之},
 journal = {数学教育研究},
 month = {Mar},
 pages = {41--44},
 title = {〔 m , n 〕型の星型多角形の内角の和について},
 volume = {4},
 year = {1989}
}