Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) SAKAI Takeyasu,Reliability of the Satellite Navigation System,電子情報通信学会論文誌B 通信,1881-0209,電子情報通信学会,2022-10-01,J105-B,10,807-816,https://cir.nii.ac.jp/crid/1390293556143936384,https://doi.org/10.14923/transcomj.2021jbi0004