@article{oai:tsukuba.repo.nii.ac.jp:00017227,
 author = {Sakamoto, Reioko},
 issue = {2},
 journal = {Tsukuba Journal of Mathematics},
 month = {Dec},
 pages = {387--406},
 title = {Dirichlet-Neumann problem in a domain with piecewise-smooth boundary},
 volume = {26},
 year = {2002}
}