@article{oai:tohoku.repo.nii.ac.jp:00012336, issue = {1}, journal = {The science reports of the Tohoku University. Ser. 8, Physics and astronomy}, month = {Jul}, note = {application/pdf, 紀要類(bulletin), 445813 bytes}, pages = {9--16}, title = {Nuclear Theory Group(Annual Report)}, volume = {11}, year = {1990} }