@article{oai:tsukuba.repo.nii.ac.jp:00029756,
 journal = {年次研究報告, Annual report of division of physics, the University of Tsukuba},
 month = {Oct},
 pages = {61--82},
 title = {<研究活動> III. 宇宙物理理論グループ},
 volume = {2012},
 year = {2013}
}