@article{oai:repository.dl.itc.u-tokyo.ac.jp:00039832, author = {Yoshikawa, Atsushi}, issue = {3}, 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 = {Dec}, note = {application/pdf}, pages = {543--558}, title = {An abstract formulation of Sobolev type imbedding theorems and its applications to elliptic boundary value problems}, volume = {17}, year = {1970} }