@article{oai:repository.dl.itc.u-tokyo.ac.jp:00023528,
 author = {久保, 慶三郎 and 上野, 五郎},
 issue = {12},
 journal = {生産研究},
 month = {Dec},
 note = {application/pdf},
 pages = {404--405},
 title = {研究速報 : 千葉県産石材の強度について},
 volume = {10},
 year = {1958}
}