@article{oai:iwate-u.repo.nii.ac.jp:00011535, author = {土谷, 信高 and 瀬川, 紀子}, issue = {1}, journal = {岩手大学教育学部研究年報 = Annual report of the Faculty of Education, University of Iwate}, month = {Oct}, pages = {83--112}, title = {北上山地姫神深成岩類におけるK₂O含有量の多様性とその成因}, volume = {56}, year = {1996} }