@article{oai:repository.dl.itc.u-tokyo.ac.jp:00019053,
 author = {岡田, 恒男},
 issue = {1},
 journal = {生産研究},
 month = {Jan},
 pages = {1--1},
 title = {巻頭言 : 年頭にあたって},
 volume = {44},
 year = {1992}
}