@article{oai:u-ryukyu.repo.nii.ac.jp:02005939,
 author = {古謝, 瑞幸 and Koja, Zuiko},
 issue = {16},
 journal = {琉大農家便り},
 note = {紀要論文},
 pages = {10--10},
 title = {牛の年令のかん定法}
}