@article{oai:tsukuba.repo.nii.ac.jp:00004064, author = {高田, 慧 and 久保, 健 and 押山, 淳}, journal = {年次研究報告, Annual report of Institute of Physics, the University of Tsukuba}, month = {Oct}, pages = {73--84}, title = {物性理論グループ}, volume = {1997}, year = {1998} }