@techreport{oai:tsukuba.repo.nii.ac.jp:00000334,
 author = {Ohmikawa, Minoru and Takagi, Hideaki and 高木, 英明 and Kim, Sang-Yong},
 month = {},
 note = {Includes bibliographical references},
 title = {Optimal call admission control for voice traffic in cellular mobile communication networks},
 year = {2004}
}