@article{oai:shizuoka.repo.nii.ac.jp:00005591,
 author = {竹内, 正辰},
 journal = {地学しずはた},
 month = {Aug},
 note = {application/pdf},
 pages = {7--12},
 title = {砕石作業の諸問題},
 volume = {26},
 year = {1961}
}