@article{oai:repository.dl.itc.u-tokyo.ac.jp:00039594, author = {Aoki, Takashi}, issue = {1}, journal = {Journal of the Faculty of Science, the University of Tokyo. Sect. 1 A, Mathematics = 東京大学理学部紀要. 第1類A, 数学}, month = {Mar}, note = {application/pdf}, pages = {143--159}, title = {Growth order of microdifferential operators of infinite order}, volume = {29}, year = {1982} }