@article{oai:yamagata.repo.nii.ac.jp:00005063, author = {Iwata, Naoyoshi and Ishii, Mutsumu and Numakunai, Makoto and Saito, Kazuo}, issue = {4}, journal = {山形大学紀要. 自然科学 = BULLETIN OF YAMAGATA UNIVERSITY. Natural Science}, month = {Feb}, note = {論文(Article)}, pages = {1--13}, title = {K-Ar dates measured in the geochronology laboratory of Yamagata University : Daitodake, Senoharayama, Yamagata Kamurodake, Minamiomoshiroyama, Koazumadake, and some volcanic rocks in the Banji-iwa Volcanic Rocks, northeast Japan arc}, volume = {19}, year = {2021} }