著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL ,Error estimates of drag and lift in nonstationary Navier-Stokes flows,,Graduate School of Mathemaitcs Kyushu University,1999,Kyushu University preprint series in mathematics,,,,https://cir.nii.ac.jp/crid/1130000796421760000