@article{oai:tsukuba.repo.nii.ac.jp:00033745, journal = {年次研究報告, Annual report of division of physics, the University of Tsukuba}, month = {Oct}, pages = {143--150}, title = {<研究活動>VII. 物性理論グループ VII-2. 量子物性理論}, volume = {2013}, year = {2014} }