@article{oai:ksu.repo.nii.ac.jp:00009839,
 author = {ICHIDA, Kozo and ICHIDA, Kozo},
 journal = {KSU economic and business review, KSU economic and business review},
 month = {},
 note = {1, KJ00000005821, P},
 pages = {29--41},
 title = {Estimation of a Probability Density Using a Spline Function},
 volume = {22},
 year = {1995}
}