@article{oai:ksu.repo.nii.ac.jp:00009836,
 author = {ICHIDA, Kozo and ICHIDA, Kozo},
 journal = {KSU economic and business review, KSU economic and business review},
 month = {},
 note = {2, KJ00000005826, P},
 pages = {23--44},
 title = {Interval Computations for Fuzzy Optimization},
 volume = {24},
 year = {1997}
}