@article{oai:repository.dl.itc.u-tokyo.ac.jp:00023302,
 author = {高橋, 安人},
 issue = {4},
 journal = {生産研究},
 month = {Apr},
 note = {application/pdf},
 pages = {165--169},
 title = {OPTIMIZATION},
 volume = {12},
 year = {1960}
}