@article{oai:teapot.lib.ocha.ac.jp:00034785, author = {Ito, Mariko}, issue = {1}, journal = {お茶の水女子大學自然科學報告}, month = {Jul}, note = {application/pdf, 紀要論文}, pages = {1--13}, title = {Abstract Green Operators and Semigroups}, volume = {34}, year = {1983} }