@article{oai:repository.dl.itc.u-tokyo.ac.jp:00023778,
 author = {[著者名なし]},
 issue = {4},
 journal = {生産研究},
 month = {Apr},
 note = {application/pdf},
 pages = {186--186},
 title = {砂の罪と功},
 volume = {9},
 year = {1957}
}