@article{oai:repository.dl.itc.u-tokyo.ac.jp:00030927, author = {山形, 俊男}, issue = {2}, journal = {東京大学大学院理学系研究科・理学部廣報}, month = {Mar}, note = {application/pdf}, pages = {15--15}, title = {永田 豊先生を送る}, volume = {25}, year = {1994} }