@article{oai:niigata-u.repo.nii.ac.jp:00025352, author = {土田, 幸一}, journal = {新潟応用地質研究会誌, 新潟応用地質研究会誌}, month = {Jun}, pages = {67--67}, title = {土質試験法の改訂}, volume = {36}, year = {1991} }